Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D851610 | Key button | Kurt Blank, Georg Selig | 2019-06-18 |
| 4748306 | Control button unit having block elements with coupled movable members | — | 1988-05-31 |
| 4590342 | Panel mounted switching device | — | 1986-05-20 |
| 4254317 | Actuator with illuminated key for electric switching devices, particularly for control keys | — | 1981-03-03 |
| 4249057 | Control-key switch | Manfred Krugel | 1981-02-03 |