| Patents for C10H 7 - Acetylene gas generators with water feed by kipp's principle (2) | |
|---|---|
| 06/1998 | |
| 06/09/1998 | US5763805 Performance information transmitter and/or receiver for a performance information system |
| 05/1987 | |
| 05/13/1987 | CN86203190U Acetylene gas generator with automatic regulation |