Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4821359 | Brush and its manufacturing method | John T. Rueb, Mark D. Sorlien, Jack A. Dahlstrom, David W. Erismann | 1989-04-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4821359 | Brush and its manufacturing method | John T. Rueb, Mark D. Sorlien, Jack A. Dahlstrom, David W. Erismann | 1989-04-18 |