Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4523972 | Method of and apparatus for handling crystal ingots | Robert H. Cushman | 1985-06-18 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4523972 | Method of and apparatus for handling crystal ingots | Robert H. Cushman | 1985-06-18 |