Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7987543 | Working method and cleaning device to clean a swimming pool | Peter Sommer | 2011-08-02 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7987543 | Working method and cleaning device to clean a swimming pool | Peter Sommer | 2011-08-02 |