Bessman; John Carl
Patent Applications and Registrations
Patent applications and USPTO patent grants for Bessman; John Carl.The latest application filed is for "apparatus to seal a shaft to a diaphragm for use in diaphragm actuators".
- Bessman; John Carl - Gladbrook IA
| Patent | Date |
|---|---|
| Apparatus to seal a shaft to a diaphragm for use in diaphragm actuators Grant 7,647,861 - Bessman January 19, 2 | 2010-01-19 |
| Apparatus To Seal A Shaft To A Diaphragm For Use In Diaphragm Actuators App 20080149877 - Bessman; John Carl | 2008-06-26 |
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