Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5067849 | Marking nail having body suitable for magazine feeding and mechanical installation | Ulfried Wiegand | 1991-11-26 |
| 4412396 | Sign holder with reversible supporting brackets | — | 1983-11-01 |
| 4264048 | Retaining clip | — | 1981-04-28 |
| 4219179 | Sign holder | — | 1980-08-26 |
| 4216932 | Stand for supporting a sign or signholder | — | 1980-08-12 |