Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5245724 | Apparatus for wringing mops and the like | — | 1993-09-21 |
| 5218734 | Collapsible cleaning implement | — | 1993-06-15 |
| 4704763 | Wringer for mops and the like | Hans Monch | 1987-11-10 |
| 4663798 | Apparatus for wringing the strands of mops | Hans Monch | 1987-05-12 |