Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4426777 | Electric dry shaver | Donald J. Coleman, Robert R. Lube, Albert R. Spohr | 1984-01-24 |
| 4389772 | Electric dry shaver | Donald J. Coleman, Robert R. Lube, Albert R. Spohr | 1983-06-28 |