Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4353494 | Process and apparatus for the manufacture of annular work pieces for subsequent conversion into finished products | — | 1982-10-12 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4353494 | Process and apparatus for the manufacture of annular work pieces for subsequent conversion into finished products | — | 1982-10-12 |