Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4425519 | Crack resistant armor termination for pole face winding bars | Roy L. Balke | 1984-01-10 |
| 4422234 | Method of making a dynamoelectric machine commutator structure | William B. Penn | 1983-12-27 |
| 4341972 | Dynamoelectric machine commutator structure and method of making same | William B. Penn | 1982-07-27 |