Shillingford, Jr.; John T.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Shillingford, Jr.; John T..The latest application filed is for "method and apparatus for measuring the undistorted magnetic field of the earth".
- Shillingford, Jr.; John T. - Milton MA
- Shillingford, Jr.; John T. - Watertown MA
| Patent | Date |
|---|---|
| Method and apparatus for measuring the undistorted magnetic field of the earth Grant 4,972,593 - Dahlen , et al. November 27, 1 | 1990-11-27 |
| Adaptive controller for ocean characteristic measurement system Grant 4,202,034 - Bowditch , et al. May 6, 1 | 1980-05-06 |
| Buoyancy control for ocean characteristic measurement system Grant 4,202,036 - Bowditch , et al. May 6, 1 | 1980-05-06 |
| System for measuring ocean current Grant 4,191,049 - Bowditch , et al. March 4, 1 | 1980-03-04 |
| Recording instrument adapted for use in remote unattended locations Grant 3,935,592 - Dahlen , et al. January 27, 1 | 1976-01-27 |
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