Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4608872 | Hand-operated ratchet spanner for tightening screws | Eberhard Mayer, Jurgen K. D. Koltermann | 1986-09-02 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4608872 | Hand-operated ratchet spanner for tightening screws | Eberhard Mayer, Jurgen K. D. Koltermann | 1986-09-02 |