Bizarre Patents
Behavior Modification Wristwatch
A wristwatch including a watch band and a watch body having an octagon shaped perimeter and being red in color and having the word STOP thereon to resemble a stop sign.
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| Number | Title | Issue Date |
| 5433012 | Rolling rule A rolling rule that is effective and/or diversified and/or capable of being easily positioned at a desired position and/or capable of being or easily manipulated/controlled is provided. The rolling rule includes a role body, a roller rotatably mounted in ... | 07/18/1995 |
| 5371952 | Drafting machine A pan and channelled drawing board combination comprising a transparent drawing surface channelled on two or more sides and pivotally attached at one corner to the upper surface of the lip of the pan and having a surface support attached to the bottom of ... | 12/13/1994 |
| 5337641 | Woodworking machinery jig and fixture system A woodworking machinery jig and fixture system includes a track which is attached to a separate plywood fence, auxiliary table or other workpiece support of woodworking machinery such as a table saw, a band saw, radial arm saw, miter saw, a drill press or... | 08/16/1994 |
| 5131157 | Drafting device A drafting device includes a body and a roller assembly rotatably mounted on the body for allowing movement of the drafting device across a support surface. The drafting device also includes a spring disposed between the body and roller assembly for produ... | 07/21/1992 |
| 4914824 | Parallel rule A parallel rule including a rule body, a gripping attachment and two rolling devices which are installed at each end of the rule body. The rolling device has a cylindrical roller and a pair of anchorage portions extending from its end so that the roller i... | 04/10/1990 |
| 4467528 | Parallel ruler A ruler, especially a parallel ruler having a parallel guidance system comprising a cord (6) extending between four points (A,B,C&D) and crossing itself diagonally in a corner to corner-fashion in the central portion of the ruler, which ruler consists of ... | 08/28/1984 |
| 4426789 | Navigation position plotter A navigation position plotter for determining the navigation coordinates of a point on a navigation chart and plotting the position of a point on the navigation chart. A plate bearing navigation scales divided into increments between two spaced grid lines... | 01/24/1984 |
| 4419823 | Programmable braking device There is indicated a programmable braking device for the X guide block (18) and the Y guide block (30) of a drafting machine which comprises a brake band (42, 60) which is moved together with the considered guide block. The band revolves around guide pull... | 12/13/1983 |
| 4417399 | Device for the calculation of the characteristics of rectilinear geometric shapes Device for the calculation of the geometrical characteristics of rectangles for the framing of various objects, usable especially in photography, architecture, industrial design. This device comprises a plate in which there is formed a preferably square a... | 11/29/1983 |
| 4217854 | Paint guard device A device for guarding against the placement of paint in unwanted areas during painting, including an elastomeric body having a butt edge and a feather edge opposite the butt edge for cutting in a line defining the boundary of a painted area. A handle is f... | 08/19/1980 |
| 4194293 | Lettering triangle A molded, transparent draftsman's triangle provides an adjustable lettering guide for rapid freehand lettering.... | 03/25/1980 |
| 4103425 | Marine navigational protractor A transparent plastic marine navigational protractor (chart overlay) which provides position from crossed bearings, new course to destination, course correction for drift, computation of estimated time of arrival, direct reading (conversion without refere... | 08/01/1978 |
| 4087917 | Positively positionable ruler A positively positionable ruler including an elongated body member having suitable measurement indicia thereon and a plurality of apertures therethrough, a plurality of surface engaging elements adapted to be slideably disposed within the plurality of ape... | 05/09/1978 |
