Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4333205 | Vacuum cleaner with soil agitator and compressed air means | James C. Woodward | 1982-06-08 |
| 4315344 | Vacuum cleaner with improved compressed air means | James C. Woodward | 1982-02-16 |