Issued Patents 1982
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4360499 | Bellows assembly for crystal ribbon puller | Malcolm R. Schuler, David L. Patterson | 1982-11-23 |
| 4348365 | Crystal seed holder assembly | Malcolm R. Schuler, David L. Patterson | 1982-09-07 |
| 4325419 | Apparatus for transferring pure abrasive material from one hopper to another | — | 1982-04-20 |