Eftefield; Larry G.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Eftefield; Larry G..The latest application filed is for "unitary frame structure".
- Eftefield; Larry G. - Edelstein IL
- Eftefield; Larry G. - Joliet IL
| Patent | Date |
|---|---|
| Unitary frame structure Grant 5,894,908 - Eftefield April 20, 1 | 1999-04-20 |
| Extended life end bits for bulldozer blades Grant 4,086,967 - Eftefield , et al. May 2, 1 | 1978-05-02 |
| Weldment Grant 3,986,784 - Eftefield October 19, 1 | 1976-10-19 |
| Dual hydraulic motor drive system Grant 3,981,150 - Eftefield September 21, 1 | 1976-09-21 |
| Cellular bulldozer blade with built-in support brackets Grant 3,974,882 - Eftefield August 17, 1 | 1976-08-17 |
| Chain Adjuster Grant 3,581,588 - Eftefield June 1, 1 | 1971-06-01 |
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