Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4359565 | Vinylsilicone pastes for dental impression | Lothar Puppe, Reiner Voigt, Hans-Heinrich Moretto, Bernard Munchenbach | 1982-11-16 |
| 4323348 | Dental compositions | Robert Schmitz-Josten, Hans-Hermann Schulz, Michael Walkowiak | 1982-04-06 |