Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4365144 | Apparatus for welding a joint between plastic pipes | Alfred Thalmann | 1982-12-21 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4365144 | Apparatus for welding a joint between plastic pipes | Alfred Thalmann | 1982-12-21 |