Norman; Robert M.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Norman; Robert M..The latest application filed is for "oscillating jet head underwater trenching apparatus".
- Norman; Robert M. - Lafayette LA
- Norman; Robert M. - Mill Valley CA
- Norman; Robert M. - Morgan City LA
- Norman; Robert M. -
| Patent | Date |
|---|---|
| Oscillating jet head underwater trenching apparatus Grant 4,389,139 - Norman June 21, 1 | 1983-06-21 |
| Giraffe swing seat Grant D254,022 - Knight , et al. January 22, 1 | 1980-01-22 |
| Lion swing seat Grant D254,023 - Knight , et al. January 22, 1 | 1980-01-22 |
| Buoyant self-propelled underwater trenching apparatus Grant 4,087,981 - Norman May 9, 1 | 1978-05-09 |
| Bouyancy And Attitude Correction Method And Apparatus Grant 3,926,003 - Norman December 16, 1 | 1975-12-16 |
| Vibration Isolation System Using Compression Springs Grant 3,592,422 - Paine , et al. July 13, 1 | 1971-07-13 |
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