Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4773163 | Marking guide for use with framing studs | — | 1988-09-27 |
| 4694869 | Tool for wrapping drop wires for suspended grid ceiling | Richard P. Wolford | 1987-09-22 |
| 4654978 | Marking guide for use with metal studs | — | 1987-04-07 |