Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4415006 | Marker sleeves | — | 1983-11-15 |
| 4234090 | Marker sleeve assembly | Gary J. Wirth | 1980-11-18 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4415006 | Marker sleeves | — | 1983-11-15 |
| 4234090 | Marker sleeve assembly | Gary J. Wirth | 1980-11-18 |