Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4302645 | Gas-blast switch | — | 1981-11-24 |
| 4230920 | Gas-blast switch | — | 1980-10-28 |
| 4220838 | Gas-blast switch | John Montigel, Hans-Ulrich Meier, Moritz Jungo, Christian Tschannen, Tibor Morva | 1980-09-02 |