Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5341843 | Plumbing and heating pipe system for water supply purposes, made either completely or mainly of plastic material, especially of polypropylene | — | 1994-08-30 |
| 5316349 | Tube connecting element of plastic for sanitary and heating purposes | — | 1994-05-31 |
| 5286001 | Plumbing and heating pipe system for water supply purposes, made either completely or mainly of plastic material, especially of polypropylene | — | 1994-02-15 |