Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4881000 | Armature for an electric motor | — | 1989-11-14 |
| 4876474 | Commutator | Roger F. Baines | 1989-10-24 |
| 4873464 | Terminal in an electric motor | — | 1989-10-10 |
| 4859893 | Commutator with resiliently clamped resistor ring | — | 1989-08-22 |