Issued Patents 1982
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4338757 | Device for connecting a structure with a wall to be poured with concrete | Heinz Witschi | 1982-07-13 |
| 4336197 | 6-Ethyl-2,10,10-trimethyl-1-oxa-spiro[4.5]deca-3,6-diene | — | 1982-06-22 |
| 4324729 | Novel acetylenic compounds useful as starting materials for preparing an alicyclic ketone | — | 1982-04-13 |