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 |
| 6772722 | Heater and burner head assembly and control module therefor A burner head assembly for a burner includes a housing having a hollow interior and an exterior. There is a control module within the hollow interior. The module has internal connectors within the hollow interior and external connectors on the exterior of the housin... | 08/10/2004 |
| 5941204 | Heating and pressurization system for liquid-cooled engines A heating and pressurization system for a liquid-cooled engine having a cooling system is provided. The heating and pressurization system includes a coolant circulation and pressurization system comprising a coolant tank, a coolant pump receiving coolant ... | 08/24/1999 |
