British merchant Peter Durand invented the tin can in 1810.
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| Number | Title | Issue Date |
| 7946042 | Apparatus and a method for drafting a framework for a pattern An apparatus for drafting a framework for a pattern and a method of using the apparatus is presented. The apparatus includes a generally rigid planer structure. A pivot point includes a pivot point aperture extending through the rigid planer structure for enabling s... | 05/24/2011 |
| 7900364 | Drawing apparatus utilizing measuring tape Disclosed are an arc-drawing assisting apparatus and a tape measure including the arc-drawing assisting apparatus. The an arc-drawing assisting apparatus, which is disposed at a tape of a tape measure so as to allow a user to draw a circle or an arc by using the tap... | 03/08/2011 |
| 7823294 | Flat compass for marking large arcsand circles An improvement in a compass that marks large radius arcs is disclosed. The compass is for marking on flat surfaces like the ground and walls where higher degree of accuracy for the radius or circle is desired. More particularly, the present flat compass allows a per... | 11/02/2010 |
| 7797842 | Multi-functional carpentry tool A multi-functional carpentry tool includes a base member having a longitudinal T-shaped groove formed therewithin and a rule member. A T-shaped slide member is positioned within the groove and has a threaded aperture formed therewithin. A knob has a threaded stem op... | 09/21/2010 |
| 7424780 | Device for cutting sanitary containers, in particular sacks, bags, and/or pouches for stomas A device for cutting sanitary containers, in particular sacks, bags, and/or pouches for stomas, includes a structure (2) provided with a housing portion (3). The housing portion (2) has a cutting plate (4, 10) whereon is set down a contai... | 09/16/2008 |
| 7383635 | Multipurpose drawing tool A multipurpose drawing tool is provided. One embodiment of the tool that is advantageous for drawing circles one-handedly includes a protractor portion and an elongated radius arm portion. The protractor portion includes an aperture, and a securing member is rotatab... | 06/10/2008 |
| 7350312 | Dot marks the spot Markers for mounting objects such as picture frames, mirrors, shelves and the like, to desired locations on a wall type surface without causing unnecessary holes to the wall surface. The markers can include target patches with target indicia such as crossed hairs, a... | 04/01/2008 |
| 7257903 | Leveling rod with stencil A leveling rod and a method of surveying utilizing the disclosed leveling rod are disclosed. The leveling rod comprises an elongated shaft and at least one tape with measurement graduations affixed longitudinally to the elongated shaft. The leveling rod also compris... | 08/21/2007 |
| 7254855 | Multi-purpose hand tool and scribing apparatus utilizing multi-purpose hand tool A multi-purpose hand tool has a first member having a first portion and a second portion. A second portion member is slidably and pivotally coupled to the second portion of the first member. A coupling assembly pivotally couples the second member to the second porti... | 08/14/2007 |
| 7191530 | Compass assembly A compass assembly includes a tape measure apparatus that includes a housing and a tape measure removably extendable outwardly of the housing. A disc has a top side, a bottom side and a peripheral edge. The disc has a centrally located opening extending therethrough... | 03/20/2007 |
| 7162808 | Precision circle center finder and multifunctional construction trade tool A measuring instrument is described for application to the end of a circular member, such as a pipe, to locate the precise center of such circular member, and project it to a distant surface. ... | 01/16/2007 |
| 7162805 | Measuring and marking guide tool A unitary guide tool that provides a guide for measuring and marking a work piece when moved along an edge thereof, the guide tool being in the form of a generally rectangular offset or stepped bar of material having a thicker section forming a stepped side for enga... | 01/16/2007 |
| 7137206 | Writing guide A guide for freehand writing or similar graphics comprises a writing support that eliminates the task of drawing lines and then erasing them in order to write on a straight line. The writing support forms a forgiving visual line that recedes when writing letters wit... | 11/21/2006 |
| 7114261 | Apparatus for shaping a tile to conform to a contour A scribing device is provided that includes an alignment track, a scribe arm and a coupling unit for coupling the scribe arm to the alignment track at a predetermined angle. The coupling unit is configured to travel along the alignment track in an X direction while ... | 10/03/2006 |
| 7103987 | Length measuring apparatus A slider or a slide shoe for maintaining an interval between a scale and the slider is provided with inclined faces for excluding a foreign matter on a scale face or a sliding guide face at both ends of the slider in a moving direction thereof or at both ends of the... | 09/12/2006 |
| 7086169 | Method and apparatus for best fitting two or more items What is provided in one embodiment is a method and apparatus for confirming that one or more items in a universe of items fall within specified tolerances. In another embodiment various methods for determining best fit between items in a universe of items is provide... | 08/08/2006 |
| 7080459 | Thread ruler and a multi-function drafting instrument The Thread Ruler and Multi-Function Drafting Instrument is a single instrument designed to draw circles, ellipses and parallel lines, and which includes features that allow the instrument to function as protractor, a ruler and a drawing compass. The instrument has a... | 07/25/2006 |
| 7062859 | Measuring and layout device A measuring and layout device having a stationary member having a flat surface adapted to be marked on and an angle and distance device rotatably coupled to the stationary member. The angle and distance device includes a longitudinally and laterally rigid extendable... | 06/20/2006 |
| 7059225 | Holder device for attaching a circular saw to a T square A holder device attaches a circular saw to a T square. The device includes a body having opposite left-hand and right-hand ends and opposite forward and rearward sides that extend between the ends. A passageway formed through the body interconnects the left-hand and... | 06/13/2006 |
| 7047659 | Multi-task promotional apparatus A promotional apparatus includes a housing having first and second openings and an elongated slot formed therein. A first measuring tape is disposed within the housing, and is retractably extendable from the housing via the first opening. A second measuring tape is ... | 05/23/2006 |
| 7043850 | Transparent measuring device with seam allowance guide A transparent measuring device having a planar structure, a plurality of markings, at least one window, and a seam allowance guide. The planar structure has an upper surface and a lower surface, and the markings are formed on the lower surface of the planar structur... | 05/16/2006 |
| 7029479 | System and method for joint resurface repair The present invention provides tools and methods for mapping and measuring the articular surface of a joint (or of any bony surface) and for fabricating a prosthetic device based on this recorded data. In one embodiment, once the defect of the chondral surface has b... | 04/18/2006 |
| 7010860 | Hand-held cutting device A cutting device is operable with one hand for cutting a circle or an elliptical shape in a sheet of material. In a first embodiment for cutting elliptical shapes, the cutting device includes a first member for placement on the sheet material and a second member for... | 03/14/2006 |
| 7010861 | Marking system A marking system that may be configured to achieve a variety of marking devices. The marking system includes a main body member and a plurality of downwardly directed marking members. ... | 03/14/2006 |
| 6996915 | Tape measure apparatus which can be used as a marking gauge and/or compass An improved tape measure apparatus which can be used as a marking gauge and/or compass comprising a tape measure, an insert comprising a base, a guide attached to the base and generally parallel to graduated indicia markings of the rule blade when extended from the ... | 02/14/2006 |
| 6981328 | Compass and ellipsograph for persons with manual limitations A safe, stable compass for making circles and ellipses, having a stable rotating platform with a variably adjustable arm that allows the device to be self-supporting upon a surface and to be easily rotated in any one of a variety of directions around a single rotati... | 01/03/2006 |
| 6978551 | Picture hanging device A picture hanging device has a body, at least one marking element extending from one side of the body for marking a wall and the like, the body having at least one flexible portion which is of one piece with a remaining portion of the body, the marking element being... | 12/27/2005 |
| 6941605 | Multi-purpose hand tool and scribing apparatus utilizing multi-purpose hand tool A multi-purpose hand tool has a first member having opposite main surfaces and an elongated slot extending through the the main surfaces. A second member is slidably and pivotally coupled to one of the main surfaces of the first member. The second member has opposit... | 09/13/2005 |
| 6935045 | Extendible tape measure finger guard and marking assist A device for attachment to a retractable tape measure is provided which functions as a finger guard and a measurement index either fixed or moveably attached to the tape storage case or measurement tape. A measurement index or scoring feature is provided to insure a... | 08/30/2005 |
| 6931750 | Template for making decorative holes in a piece of paper placed on top of the template A template includes a mouth defined in a side face of the template for receiving therein an auxiliary tool. A combining device is formed on a periphery defining the mouth for combination with the auxiliary tool and patterns are defined through a periphery of the tem... | 08/23/2005 |
| 6912799 | Marking and scoring guide A guide for assisting in marking a measurement and/or scoring a sheet of drywall, paneling or other planar building material has a bore for receiving a pencil or other marker and has a slot for receiving a scoring blade therethrough. The guide may have a support for... | 07/05/2005 |
| 6907669 | Drawing compass A drawing compass with a structure of L shape and a method of using the same provide improved single-hand manipulation and handling of drawing an arc or circle. The drawing compass comprises a handle rotatably mounted on one end of an arm and a pivot pin holder slid... | 06/21/2005 |
| 6752572 | Circle cutting accessory for a powered rotary hand tool A circle cutting accessory for use with a generally cylindrical powered rotary hand tool with an output shaft at one end thereof, the tool having a second accessory attached to the one end, with the second accessory having at its distal end an outwardly extending fl... | 06/22/2004 |
| 6708417 | Large panel sheathing square A framing square for marking transverse, gable, hip/valley cut lines on a large standard sheathing panel includes an elongated rectangular scale with a transverse T-bar handle of equal width having transverse guide surfaces terminating a pivot point at the lateral e... | 03/23/2004 |
| 6606796 | Drawing tool A drawing tool comprising a protractor portion at one end and an elongated radius arm portion extending therefrom, with a pivot disc rotatably mounted in the tool, and an adjustable radius indicator slideably mounted in the radius arm portion, the pivot d... | 08/19/2003 |
| 6604289 | Universal measuring scriber A measuring scriber including a base having a channel. A bar is slidably disposed within the base channel. A jaw is mounted on an end of the bar. A first scribe blade or needle extends from the base, and a second scribe blade or needle extends from the ja... | 08/12/2003 |
| 6604294 | Adjustable angle carpentry apparatus An adjustable carpenter's square for the quick and reproducible measurement of angles and radii. The adjustable carpenter's square includes a center bar that includes a set of indicia. The indicia are any appropriate set of graduations, which may include ... | 08/12/2003 |
| 6574873 | Arch cutting jig An jig for a hand-held saw having a powered blade includes a slotted trammel arm, one end of the arm being formed for fixably engaging a guide holder of the saw. A clamp assembly fixably locatable on the workpiece includes a frame having a planar, face me... | 06/10/2003 |
| 6571841 | Unit and method for bending wood Wood is bent using a unit and a method in which a continuous and uninterrupted curved path is defined over a workpiece-supporting surface and form and clamp blocks are electromagnetically attached to the workpiece-supporting surface adjacent to the path. ... | 06/03/2003 |
| 6546634 | Compass cutter A compass cutter has a main body fastened with an extension rod which is connected with a slidable seat slidable along the extension rod. The main body is further provided with a locating block, a protective cover, a blade, a fixation block, and an insert... | 04/15/2003 |