Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4885876 | Sander tool apparatus | — | 1989-12-12 |
| 4834237 | Wallcovering kit apparatus and method | Douglas B. Malchow | 1989-05-30 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4885876 | Sander tool apparatus | — | 1989-12-12 |
| 4834237 | Wallcovering kit apparatus and method | Douglas B. Malchow | 1989-05-30 |