Hammond; Jack
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hammond; Jack.The latest application filed is for "viscosity compensated dual rotor turbine flowmeter".
- Hammond; Jack - Duncan OK
| Patent | Date |
|---|---|
| Viscosity Compensated Dual Rotor Turbine Flowmeter Grant 3,710,622 - Hammond , et al. January 16, 1 | 1973-01-16 |
| System For Summation Totalizing For Net Oil Analyzers And Flow Analyzers Grant 3,660,644 - Hammond , et al. May 2, 1 | 1972-05-02 |
| Frequency Difference Detector Grant 3,569,830 - Gass , et al. March 9, 1 | 1971-03-09 |
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