Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4499462 | Circuit arrangement for the electronic code locking of locks | Heinz Vinson | 1985-02-12 |
| 4355908 | Device for measuring the mass flow and the heat flow and method for determining the mass flow | Gunter Weisser, Bernd Starkloff | 1982-10-26 |