Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4491249 | Liquid food dispenser | Bela Harmatzy-Simon, Peter Schröder, by Helga Buchel nee Diekmann, legal representative | 1985-01-01 |
| 4217209 | Process for removing heavy metal sulphides from aqueous systems | Guido Steffan, Ernst Borgmann, Wolfgang Harms | 1980-08-12 |