...that on Dec. 15, 1836, the Patent Office was completely destroyed by fire? Lost were some 7,000 models, 9,000 drawings, and 230 books plus all records of patent applications and grants.
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| Number | Title | Issue Date |
| 6712173 | Snowmobile remote throttle control A remote throttle control device for snowmobiles includes a throttle coupler for releasable mounting to a snowmobile throttle controller. The throttle coupler mounts to a first end of a flexible push/pull cable. A manually operable remote actuator is mounted to an o... | 03/30/2004 |
| 6363812 | Mountain strap for a snowmobile A snowmobile includes a mountain strap for allowing a rider to shift his or her weight on the snowmobile to a greater degree in order to improve the handling characteristics of the snowmobile when traversing steep terrain or turning tightly at elevated sp... | 04/02/2002 |
| 5427557 | Self-propelled ice rescue device and component A self-propelled ice rescue device component, as well as the device itself. The component includes (a) a main support frame; (b) a motor attached to the main support frame; (c) a power source connected to the motor for driving the motor; (d) a control mec... | 06/27/1995 |
| 4437306 | Exhaust gas cleaning device of internal combustion engine An exhaust gas cleaning device of an internal combustion engine wherein a secondary-air supply passage is connected to an exhaust system of the engine and a reed valve means is provided in the intermediate part of the secondary-air supply passage for open... | 03/20/1984 |