Did You Know...
...that Thomas Edison's patent application on his phonograph was approved by the Patent Office in just seven weeks? In contrast, it took Gordon Gould, the inventor of the laser, 30 years to obtain his patent -- finally awarded in 1988!
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| Number | Title | Issue Date |
| 5226215 | Clipboard having a variable position clip A clipboard includes a board having edges and positioning means, where the positioning means allows a clip to be detachably mounted at particular positions along the board's edges.... | 07/13/1993 |
| 5085328 | Brochure display system The present invention provides a multicomponent brochure display system comprised of a plurality of interconnectable brochure pockets and variable height brochure support shelves that interconnect with the brochure pockets. The preferred brochure pocket i... | 02/04/1992 |
| 5054623 | Vertical sorter system An improved vertical sorter system consisting of identical modules that can be coupled to one another in either an aligned front-to-front configuration or a variable position front-to-back configuration. The size of the overall vertical sorter system and ... | 10/08/1991 |
| 5031820 | PCB rework station A rework station for soldering/desoldering of integrated circuits on a printed circuit board (PCB) wherein a gantry mounted on a base positions hot gas delivery and vacuum application apparatus over a PCB carried between carrier arms mounted on a horizont... | 07/16/1991 |
| 5029406 | Sign structures A desirable sign structure can be formed using a hollow, integral, self-supporting thermoplastic polymer body shaped so as to include a hollow border or peripheral frame carrying front and back walls of the sign structure. Grooves adapted to carry extensi... | 07/09/1991 |
| 4969590 | Top-loading stapler An improved top-loading stapler having an internal mechanism for temporarily preventing the upper member of the stapler from closing during a loading operation. The improvement consists of an internal U-shaped spring clip that is attached to the upper mem... | 11/13/1990 |
| 4953822 | Adjustable arm structures An adjustable arm structure capable of being used to support comparatively heavy lamps, books and the like can be constructed so as to use two adjustable arm assemblies. Each of these assemblies uses two parallel links, one of which is attached to a secto... | 09/04/1990 |
| 4785939 | Stacking tray In a stacking tray combination of the kind containing a series of trays overlying one another in vertical spaced relationship and containing support means for holding said trays in that described position, the improvement is characterized by at least a po... | 11/22/1988 |
| 4775128 | Copy holder A copy holder which is useful in holding items such as comparatively thick books can be constructed so that holdfasts capable of engaging whatever is held in the copy holder are movably mounted in openings in the copy holder. When so held these holdfasts ... | 10/04/1988 |
| 4683670 | Demountable signboards A signboard of a type used to carry replaceable letters or similar indicia can be improved by using at least one easily operated holder to connect the signboard to a support such as a wall. This permits the signboard to be easily removed from the support ... | 08/04/1987 |
| 4651791 | Collapsible structures primarily useful as wastebaskets A collapsible container primarily useful as a wastebasket can be constructed utilizing a flexible, tubular vertically oriented peripheral wall reinforced by vertically extending stiffeners and a rigid bottom fitting within the peripheral wall in order to ... | 03/24/1987 |
| 4610388 | Circuit board and component manipulation device A circuit board and component manipulation device includes a housing having a circuit board clamp located thereon for positioning a circuit board on the housing. Hot gas for soldering or desoldering operations can be directed to components on the circuit ... | 09/09/1986 |
| 4562337 | Solder pot An electrical solder pot has a base with a hollow interior. A housing member also having a hollow interior attaches to the top of the base. The housing member further includes an opening at its top. A threaded socket is fitted in the base so as to accept ... | 12/31/1985 |
| 4535705 | Systems in which one or more objects are supported by vertical standards Many different so-called "wall systems" as are often used in offices and other locations employ perforate, vertically extending, spaced, parallel standards in supporting one or more objects through the use of hooks extending through perforations in the st... | 08/20/1985 |
| 4535896 | Folding, extensible holder A folding, extensible holder primarily intended for use in holding file folders of various different lengths but which is capable of being used in holding other objects can be constructed so as to utilize a sectionalized base in which the sections are con... | 08/20/1985 |
| 4512480 | Article holding device A device for organizing papers, files and the like for use in a business environment or other similar situations has a base on which one or more tilt plates are located. The tilt plates are capable of being oriented with respect to the base in a tilting m... | 04/23/1985 |
| 4463247 | Soldering iron having electric heater unit with improved heat transfer characteristics An electric soldering iron includes an elongated metal housing tube enclosing a metallic heat conducting member having a first zone snugly fit within the housing and having a portion projecting out of the front end thereof for removably receiving a solder... | 07/31/1984 |
