Frey; Max
Patent Applications and Registrations
Patent applications and USPTO patent grants for Frey; Max.The latest application filed is for "oscillating dual bladder balanced pressure proportioning pump system".
- Frey; Max - Portland OR
| Patent | Date |
|---|---|
| Oscillating dual bladder balanced pressure proportioning pump system Grant 5,957,153 - Frey , et al. September 28, 1 | 1999-09-28 |
| System for producing helical vegetable strips and turbine therefor Grant 5,179,881 - Frey , et al. January 19, 1 | 1993-01-19 |
| Labyrinth seal with current-forming sealing passages Grant 4,335,886 - Frey , et al. June 22, 1 | 1982-06-22 |
| Device For Measuring The Vertical Force Required To Release A Ski Boot From A Ski Heel Clamp Grant 3,830,101 - Frey August 20, 1 | 1974-08-20 |
| Locking Ski Clamp Grant 3,753,359 - Frey August 21, 1 | 1973-08-21 |
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