Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4564409 | Planar card made of a thermoplastic material having visually recognizable safety markings and method of manufacturing such card | — | 1986-01-14 |
| 4506916 | Planar card made of a thermoplastic material having visually recognizable safety markings and method of manufacturing such card | — | 1985-03-26 |
| 4439186 | Dilation device | — | 1984-03-27 |