Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10119623 | Safety device for installation in a gas-supply system, in particular, an acetylene-supply system | Andreas Roncka | 2018-11-06 |
| 9448565 | Safety device for installation in a gas-supply system, in particular, an acetylene-supply system | Andreas Roncka | 2016-09-20 |