Issued Patents All Time
Showing 176–180 of 180 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4243692 | Process for the production of silicic acid heteropolycondensates useful as coating materials | Horst Scholze | 1981-01-06 |
| 4238590 | Process for the production of silicic acid heteropolycondensates useful as membranes and adsorbents | Horst Scholze | 1980-12-09 |
| D256099 | Densitometer | — | 1980-07-29 |
| D255381 | Blood pressure measuring device | — | 1980-06-10 |
| 4202640 | Keyboard assembly | Walter Strobel, Gunter Treude, Paul Blaser | 1980-05-13 |