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 |
| 6537145 | Head gate assembly for restraining livestock A head gate assembly for restraining the head of an animal during ritual and humane slaughter includes first and second head gates including sliding plate supported for relative sliding movement between restraining and release positions. Each head gate in... | 03/25/2003 |
| 6158393 | Restraining devices A bail assembly including bail means moveable between operative engaged positions and a disengaged position; all actuating means for quickly moving the bail means between the operative engaged positions and the disengaged position, and holding means for h... | 12/12/2000 |
| 5706763 | Restraining devices A bail assembly including bail members moveable between operative engaged positions and a disengaged position; bail actuating structure for quickly moving the bail members between the operative engaged positions and the disengaged position, and holding de... | 01/13/1998 |
