Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5123349 | Self-inking hand stamp | William A. Collins, Millard B. Beaver, Leonard L. Johnson | 1992-06-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5123349 | Self-inking hand stamp | William A. Collins, Millard B. Beaver, Leonard L. Johnson | 1992-06-23 |