Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5032188 | Method for paint brush preservation and storage | David W. Allen | 1991-07-16 |
| 4967903 | Used paint brush preservation device | David W. Allen | 1990-11-06 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5032188 | Method for paint brush preservation and storage | David W. Allen | 1991-07-16 |
| 4967903 | Used paint brush preservation device | David W. Allen | 1990-11-06 |