Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5392816 | Assembly of mouthpiece, stopper and lock for shutting off a pipe mouth | Ferdinand Hagenberg | 1995-02-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5392816 | Assembly of mouthpiece, stopper and lock for shutting off a pipe mouth | Ferdinand Hagenberg | 1995-02-28 |