Issued Patents All Time
Showing 51–51 of 51 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D297871 | Floor vacuum cleaner | Hans E. Slany | 1988-09-27 |
Showing 51–51 of 51 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D297871 | Floor vacuum cleaner | Hans E. Slany | 1988-09-27 |