Did You Know...
...that Charles Goodyear performed some of his experiments on rubber while in debtor's prison? He was there so often he referred to it as his "hotel". Chronically in debt because of poor business sense and ill health, Goodyear depended on the generosity of friends and family. Even after he unlocked the secret to vulcanizing rubber, he was unable to improve his financial situation. When he died, his estate was $200,000 in debt.
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| Number | Title | Issue Date |
| 4078798 | Toy vehicle A toy vehicle and toy vehicle game are disclosed in which a toy vehicle is used that is driven by an electric motor powered from a battery in the vehicle. The vehicle is operated on a track providing a current source therealong in the form of a plurality ... | 03/14/1978 |
| 4055021 | Toy car racer with self-steering mechanism A toy car racer in combination with a roadbed on which said toy car racer travels in random contacts with upright side guide walls provided along opposite marginal ends of the roadbed in which either of the front or the rear wheels of the toy car is assoc... | 10/25/1977 |
| 4041886 | Time lapse steering controls for self propelled models This invention relates to a time lapse steering control for models of the type which causes a self propelled model car, boat, or airplane to alter its course of travel after a certain preset period of time has elapsed. In one embodiment of the invention t... | 08/16/1977 |
| 3970309 | Racing game There is disclosed herein a racing game consisting of a continuous trackway defining separate paths constructed such that the racing vehicles travel faster in one path than in the other, a switching section provided in the trackway normally diverting each... | 07/20/1976 |
