Stufflebeam; Frank L.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Stufflebeam; Frank L..The latest application filed is for "automatic conveyor system with damage-free guide rails".
- Stufflebeam; Frank L. - Johnston IA
- Stufflebeam; Frank L. - Grimes IA
| Patent | Date |
|---|---|
| Automatic conveyor system with damage-free guide rails Grant 5,730,061 - Stufflebeam March 24, 1 | 1998-03-24 |
| Automotive scrubber Grant 4,878,262 - Stufflebeam , et al. November 7, 1 | 1989-11-07 |
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