Drewitz; Hans J.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Drewitz; Hans J..The latest application filed is for "articulated vehicle selectively driven at two axles from two power sources".
- Drewitz; Hans J. - Munich DE
| Patent | Date |
|---|---|
| Articulated vehicle selectively driven at two axles from two power sources Grant 4,762,191 - Hagin , et al. August 9, 1 | 1988-08-09 |
| Pipe connection Grant 4,647,084 - Hagin , et al. March 3, 1 | 1987-03-03 |
| Articulated bus Grant 4,469,187 - Hagin , et al. September 4, 1 | 1984-09-04 |
| Power divider gearbox with a planetary differential gear drive Grant 4,446,756 - Hagin , et al. May 8, 1 | 1984-05-08 |
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