Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4233568 | Laser tube mirror assembly | Randolph W. Hamerdinger | 1980-11-11 |
| 4187474 | Metal vapor laser discharge tube | William F. Hug, Randolph W. Hamerdinger, Phillip D. Dunn | 1980-02-05 |