Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4628819 | Disintegrating tamper mass | Joseph E. Backofen, James A. Petrousky, Donald J. Butz, David William James Holmes, Ernest C. Faccini | 1986-12-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4628819 | Disintegrating tamper mass | Joseph E. Backofen, James A. Petrousky, Donald J. Butz, David William James Holmes, Ernest C. Faccini | 1986-12-16 |