Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5673816 | Roofing washer magazine for barbed roofing washers | William J. Blucher, Sigismund G. Paul | 1997-10-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5673816 | Roofing washer magazine for barbed roofing washers | William J. Blucher, Sigismund G. Paul | 1997-10-07 |