Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5361423 | Connecting element between WC seat/lid and WC bowl | — | 1994-11-08 |
| 5303429 | Connecting element between WC seat/lid and WC bowl | — | 1994-04-19 |
| 4308447 | Apparatus for liquefying meltable material | Henning J. Claassen | 1981-12-29 |