Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4352099 | Gas sensing unit for use in environment comprising explosive gases | Peter Christen, Hansheinrich Brandli, Bernhard Durrer | 1982-09-28 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4352099 | Gas sensing unit for use in environment comprising explosive gases | Peter Christen, Hansheinrich Brandli, Bernhard Durrer | 1982-09-28 |