Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D304103 | Vacuum-blower unit | Walter F. Ruhl, James M. Weaver | 1989-10-17 |
| 4796322 | Rear dumping lawn sweeper with folding wind apron | Walter F. Ruhl, James M. Weaver | 1989-01-10 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D304103 | Vacuum-blower unit | Walter F. Ruhl, James M. Weaver | 1989-10-17 |
| 4796322 | Rear dumping lawn sweeper with folding wind apron | Walter F. Ruhl, James M. Weaver | 1989-01-10 |