Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4571983 | Refractory metal coated metal-working dies | Harold C. Sanborn, Frank Carago | 1986-02-25 |
JK
John R. Kreeger
Overall (All Time): #3,990,949 of 4,157,543Top 100%
1
Patents All Time