Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4309048 | Element for connecting an accessory instrument to a vacuum cleaner | Heinz-Jurgen Ahlf | 1982-01-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4309048 | Element for connecting an accessory instrument to a vacuum cleaner | Heinz-Jurgen Ahlf | 1982-01-05 |