Peterson; Earl A.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Peterson; Earl A..The latest application filed is for "crane incorporating vertical motion apparatus".
- Peterson; Earl A. - Long Beach CA
| Patent | Date |
|---|---|
| Crane incorporating vertical motion apparatus Grant 3,901,478 - Peterson August 26, 1 | 1975-08-26 |
| Marine Platform Structure Grant 3,804,268 - Barron , et al. * April 16, 1 | 1974-04-16 |
| Hoisting Apparatus Employing Unitary Clutch And Brake Assembly Grant 3,738,614 - Peterson June 12, 1 | 1973-06-12 |
| Constantly Slipping Clutch Control For Rotary Drilling Grant 3,716,106 - Peterson February 13, 1 | 1973-02-13 |
| Motion Compensating Hoist Grant 3,675,900 - Barron , et al. July 11, 1 | 1972-07-11 |
| Stabilized Load Hoist Apparatus Grant 3,648,858 - Barron , et al. March 14, 1 | 1972-03-14 |
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