...that the x-ray was discovered purely by accident? When German physicist Wilhelm Konrad von Roentgen was experimenting with cathode rays in 1895, he put an activated Crookes tube in a book and went out to lunch. When he returned, he discovered that a key that had also been placed in the book showed up as an image on the developed film!
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| Number | Title | Issue Date |
| 7175061 | Belt supported carrier A hook-like carrier adapted for attachment to and support by the belt of a user includes an attachment member having a pair of generally vertical, spaced slots which are adapted to receive the user's belt. Attached to an outer portion of the attachment member is a f... | 02/13/2007 |
| 7076912 | Fly pack apparatus and method Apparatus and method are illustrated for a fly pack comprising an openable drum (A) including an interior and exterior drum surface; a fastening (B) for operably securing the fly pack in drum form; a fly nap (C) carried by the interior drum surface for releasably en... | 07/18/2006 |
| 7025238 | Quick release implement holder A system for carrying and rapidly accessing implements carried on a belt, especially implements used by law enforcement officers. The system uses a hinged floor carried on a flatplate having a belt loop. The hinged floor is held perpendicular to the flat plate by a ... | 04/11/2006 |
| 6899257 | Utility belt assembly A utility belt assembly for use with electronic devices such as electronic game devices, cellular telephones, and digital cameras has one principal pouch or container, and may have several smaller ones for cellular telephones, and other electronic related devices. T... | 05/31/2005 |
| 6729521 | Pocket memo pad holder construction A pocket sized memo pad holder construction 10 adapted to be selectively attached to a key ring 50 or a user's belt 60 wherein, the construction 10 includes a generally rigid housing member 20 having a curved upper housing segment ... | 05/04/2004 |
| 6729517 | Clamping apparatus A clamping apparatus comprises a base plate and integral thereto, a fixed clamping jaw and a pivotal support. A movable clamping jaw opposes the fixed clamping jaw and is pivotally engaged with the pivotal support, thereby being rotatable between an open jaw attitud... | 05/04/2004 |
| 6497352 | Locking tool holder An apparatus comprises a base plate having features enabling mounting on a person's belt or pocket. A cradling device is adapted for receiving a hand tool and for clamping the hand tool A biasing device is adapted for moving the tool clamping device betwe... | 12/24/2002 |
| 6305591 | Container for an orthodontic retainer A container for holding an orthodontic retainer. The container comprises a front wall, an opposing back wall, a pair of opposing side walls, a bottom wall and a lid to define a cavity capable of holding an orthodontic retainer. The lid is hingedly attache... | 10/23/2001 |
| 6196437 | Back chest A back chest that is suitable for carrying food, beverages and other outdoor items on an individuals back. The back chest comprises a rigid base support structure which has a rectangular type configuration. The back support structure forms an upper sectio... | 03/06/2001 |
| 6193125 | Locking tool holder An apparatus comprises a base plate having features enabling mounting on a person's belt or pocket. A cradling device is adapted for receiving a hand tool and for clamping the hand tool A biasing device is adapted for moving the tool clamping device betwe... | 02/27/2001 |
| 5944241 | Combination seat and storage enclosure The present invention provides a portable storage enclosure which can be used as a seat. The device includes a storage enclosure defining a storage cavity, and an access opening thereto. A door is mounted on the storage enclosure. The door is movable from... | 08/31/1999 |
| 5857600 | Portable case A portable case for belongings comprises a case body of leather and a cover lid of metal to protect the belongings within the case body. The case body and protective cover lid are hinged together and are disengageable from each other at the hinge so that ... | 01/12/1999 |
| 5803323 | Structure of carrying case for electronic equipment A carrying case for portable electronic equipment is provided which is designed to allow a case carrier to stop an alarm or call sound produced from the electronic equipment without opening the carrying case. The carrying case has a protrusion formed on a... | 09/08/1998 |
| 5695098 | Safety paint bucket A spill and splash resistant safety paint bucket for supporting and transporting paints or other liquids is disclosed. The safety paint bucket includes a container for supporting the paint or other liquid and a self-closing lid constructed to be removably... | 12/09/1997 |
| 5425194 | Fishing rod case A fishing rod case formed from an elongated, cylindrical tube with opposed open ends is divided into longitudinal segments, by a continuous hinge and a cut offset therefrom. The cut has a tongue and a groove extending fully along opposing edges thereof fo... | 06/20/1995 |
| 5409153 | Mens purse A men's purse is disclosed which is typically carried on a waist belt along the leg of the carrier. The men's purse includes a rear oblong compartment and a slim front compartment. The rear compartment has a zipped top opening for gaining access therein a... | 04/25/1995 |
| 5358110 | Video camera carrying case A protective carrying case for a video camera has peripheral side walls and a bottom wall defining a camera-receiving receptacle with an open top through which a camera can be inserted and removed. The case is provided with a top cover that is arranged to... | 10/25/1994 |
| 5312029 | Article case and securing clip A unique article case and clip cooperatively associated therewith wherein the clip is preferably integrally formed with the case or comparable base member, and includes confronting major and minor tongues whereby the clip may be associated as desired with... | 05/17/1994 |
| 5261582 | Belt case for eyeglasses A belt case for a pair of eyeglasses is formed from a rigid and durable plastic for protecting the eyeglasses from damage. The case consists of front and rear rigid body sections which are receivable in interfitting engagement so that they cooperate to de... | 11/16/1993 |
| 5190196 | Paint ball magazine apparatus A magazine apparatus for support about an individual's torso is provided to include an upper collar and lower collar in a spaced parallel relationship mounting a row of magazine tubes in a parallel relationship relative to one another orthogonally aligned... | 03/02/1993 |
| 5002213 | Harness knife and sheath A knife and sheath combination in which the sheath may be attached in and inverted position on a harness strap such as a shoulder holster or backpack strap by screws and the knife held in the sheath with a quick release. The sheath may also be attached to... | 03/26/1991 |
| 4852783 | Multi-compartment receptacle for individually packaging and dispensing pairs of gloves for use by health care or emergency rescue personnel A multi-compartment receptacle for packaging and storing a plurality of pairs of protective gloves to be carried by a single person whereby each pair of gloves may be distributed to one of several persons on a rescue team, hospital crew, or like persons, ... | 08/01/1989 |
| 4845650 | Ticket issuing systems A portable ticket issuing system comprises a portable electric ticket issuing machine including a keyboard and electric power means for supplying power to the ticket issuing machine, in which the power means comprises a battery unit having a battery casin... | 07/04/1989 |
| 4819846 | Sportsman's belt having a plurality of pockets An article of sportsman's equipment for use by sportsmen engaged in endurance oriented activities such as marathons, etc., is provided in which a plurality, generally from four to eight pouches for nutrients are provided on a belt. The belt and pouches ar... | 04/11/1989 |
| 4805820 | Portable receptacle A portable receptacle is useful for carrying prophylactic packages. The receptacle is comprised of a generally oval shaped casing closed on one end. Margins of the package are folded over and the package is inserted into the receptacle. The package margin... | 02/21/1989 |
| 4796790 | Medical supply case A medical supply case for organizing and holding various small medical supplies and to be worn and/or carried by medical personnel. A first panel is provided having a first panel front side, a first panel rear side, and a front side supply pocket. A secon... | 01/10/1989 |
| 4790461 | Implement holder An implement holder for a claw hammer having an elongated handle and a claw and head member carried by and projecting generally from one end of the handle, comprising a waist belt, a support pad carried by the waist belt, and a cradle-like collar defining... | 12/13/1988 |
| 4757894 | Carrying case for shotgun shells A shotgun shell case including a box-like receptacle having a horizontal bottom wall, vertical side walls and a plurality of individual cylindrical shell receiving pockets depending from the bottom wall which have shelf engaging projections for holding sh... | 07/19/1988 |
| 4325505 | Flap holster A holster for a handgun comprises a case for receiving the handgun and a flap member mounted on the case. The flap member provides a cover member for the handgun having an offset hinge associated therewith. The offset hinge comprises a pair of spaced apar... | 04/20/1982 |
| 4258914 | Isokinesthetic device A training device for competitive swimmers which can be adjustably mounted on a swimmer's body part and, in operational use, provides predetermined resistances of varying degrees to the swimmer's normal movements, causing him to exert greater effort, the ... | 03/31/1981 |
| 4171760 | Carrier apparatus for a packhorse Carrier apparatus for a packhorse includes a pair of cabinets, each constructed of a rigid, unitary shell of upwardly convergent configuration having a door forming an inclined front panel portion also serving as a table in open position and removable, in... | 10/23/1979 |
| 4119248 | Portable article carrier A portable carrier for one or more beverage cans or bottles, the carrier being made of a lightweight insulating material such as a foamed synthetic resin which retains the cold (or heat) of the contents of the container. The resin is molded with pocket(s)... | 10/10/1978 |
| 4054005 | Live-bait pack A portable live-bait pack, including a molded unitary body member and a molded unitary lid member. The body member is formed with arcuately contoured front and back walls shaped to conform to the body of a wearer. The upper extreme of the body front wall ... | 10/18/1977 |
| 3997092 | Paint container carrier An improved paint container carrier for holding a container of paint having a contoured shape to conform to the contour of the user's body. The container further as a pivotally mounted lid for preventing spills and contamination of paint and straps for se... | 12/14/1976 |
| 3955726 | Contact lens locket A combined decorative and contact lens storage locket is disclosed. The contact lens locket has at least one compartment in which is mounted a sub-housing made of inert material for storing the contact lenses in their normal storage solution. The door to ... | 05/11/1976 |