Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5687528 | Patch fastener device for a plasterboard wall | — | 1997-11-18 |
| 5619836 | Sheetrock patch fastener device and method for utilizing | Mark S. Andrews | 1997-04-15 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5687528 | Patch fastener device for a plasterboard wall | — | 1997-11-18 |
| 5619836 | Sheetrock patch fastener device and method for utilizing | Mark S. Andrews | 1997-04-15 |