Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4352408 | Device for conducting away the exhaust gases from internal combustion engines | Jakob Widrig | 1982-10-05 |
| 4328905 | Metal can with membrane type closure | — | 1982-05-11 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4352408 | Device for conducting away the exhaust gases from internal combustion engines | Jakob Widrig | 1982-10-05 |
| 4328905 | Metal can with membrane type closure | — | 1982-05-11 |