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 |
| 4966637 | Method for manufacturing an electromagnetic shielding gasket The present invention relates to a process of forming an electromagnetic shielding gasket by forming a core of elastomeric material, coating the core with bands of an electrically conductive textile material, passing the coating core through a die to cali... | 10/30/1990 |
| 4895072 | Vibration damping device for rotating cylinders A damping device for reducing vibration, particularly cylinder bounce in rotating cylinders, such as printing cylinders. The damping device is a multilayered insert of elastomeric and rigid materials. The layers are preferably laminated together and more ... | 01/23/1990 |
