Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5265500 | Method of making shock-resistant and wear-resistant tools of composite steel structure | Fred G. Gunzner | 1993-11-30 |
| 5238037 | Adjustable wobble dado assembly for cutting grooves with greater accuracy | Fred G. Gunzner | 1993-08-24 |