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Lawrence Welk, the bandleader who entertained millions of Americans over a generation of broadcasting his TV show, once received a patent: for a music-themed design of an ashtray.
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| Number | Title | Issue Date |
| 6915985 | Anti-hijacking system A hijacking prevention system which employs a gas which can render everyone in the passenger compartment temporarily unconscious in the event a hijacking occurs. A single switch, hidden in the cockpit and easily accessible to the pilot while flying the plane, would ... | 07/12/2005 |
| 6826996 | Structural composite armor and method of manufacturing it A composite armor 10 and method for making it. The armor 10 has a honeycomb core 12 that is provided with polygonal openings 14 and oppositely facing sides 16, 18. Inserts 20 are placed within at least some of the openings. ... | 12/07/2004 |
| 6474213 | Reactive stiffening armor system A reactive armor structure having an outer layer and a reactive element adjacent to and integral with the outer layer is provided. The reactive element provides an amount of support to the outer layer effective to restrain movement of the outer layer and ... | 11/05/2002 |
| 5860371 | Security window adapted to prevent forced entry A security window having one or more vertically movable panels, suitably of a transparent, rigid plastic that is bullet-resistant. The security window is useful for a clerk in a convenience store. The security window is provided with a safety mechanism th... | 01/19/1999 |
| 5636579 | Security window adapted to prevent forced entry A security window having one or more vertically movable panels, suitably of a transparent, rigid plastic that is bullet-resistant. The security window is useful for a clerk in a convenience store. The security window is provided with a safety mechanism th... | 06/10/1997 |
| 5526615 | Automatic transaction machine storing apparatus An automatic transaction machine storing apparatus for storing a plurality of automatic transaction machines. The apparatus includes a plurality of entrances for respectively carrying the automatic transaction machines therethrough into a customer room. T... | 06/18/1996 |
| 4947764 | Protection and security apparatus and method To enhance or ensure personal security against an attack, threatened attack or believed attack, a flexible drop net, preferably made of ball chain elements (26, 30), connected at nodal points (28) is retained against and/or partly within a dropped or doub... | 08/14/1990 |
| 4901622 | Armour constructions A reactive armour construction comprises a rigidly fixed outer layer and a relatively loosely fixed inner layer mounted on a structure to be protected in such a way that when a projectile penetrates at an oblique angle the outer layer and is incident upon... | 02/20/1990 |
| 4773338 | Transaction security system and modular transaction processing center A transaction security device comprising a booth of a material and construction capable of selective voluntary entry and involuntary personnel retention and incorporating a transaction interface; entrance means for said booth; a closure for said entrance ... | 09/27/1988 |
| 4557352 | Apparatus and method for drive-up banking A drive-up banking system having a plurality of automatic teller machines located on a plurality of islands with a driveway for each island is provided. The drive-up banking system is designed so that the automatic teller machines may be moved out of a ho... | 12/10/1985 |
| 4523528 | Insulating apparatus and composite laminates employed therein Transaction processing enclosure for containment of electronic data processing equipment, banking apparatus, documentation, and the like including a housing that incorporates electrically conductive, structural, radiant heat reflective, fibrous, refractor... | 06/18/1985 |
| 4381716 | Insulating apparatus and composite laminates employed therein Transaction processing enclosures for containment of electronic data processing equipment, banking apparatus and the like incorporating a housing comprising a composite laminate composed of reflective, refractory and structural elements to provide an encl... | 05/03/1983 |
| 4351247 | Pass-through for drive-up window A pass-through assembly includes a housing installable in a building wall structure as a finished complete unit. It has a sector-shaped shelf with upstanding transparent walls on the straight edges of the shelf and intersecting adjacent a vertical hinge. ... | 09/28/1982 |
| 4157071 | Drive-through service window Disclosed is a cylindrical housing mounted within a frame for rotation about its vertical, central, longitudinal axis. A chordal wall divides the cylinder into chordal segments and diametrically opposite access openings in the cylinder sidewall give acces... | 06/05/1979 |
| 4121523 | Transaction security system and modular transaction processing center A transaction security device comprising a booth of a material and construction capable of selective voluntary entry and involuntary personnel retention and incorporating a transaction interface; entrance means for said booth; a closure for said entrance ... | 10/24/1978 |
