Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4842432 | Power painting unit | — | 1989-06-27 |
| 4822431 | Machine and method for preparing a concrete surface for coating | Charles W. Bricher | 1989-04-18 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4842432 | Power painting unit | — | 1989-06-27 |
| 4822431 | Machine and method for preparing a concrete surface for coating | Charles W. Bricher | 1989-04-18 |