72252717
Aug 19, 1966
Nov 21, 1967
ELECTRONIC GAS LEAK DETECTOR INCLUDING A POWER PACK, A SIGNAL DEVICE AND A FLEXIBLE EXTENSION PROBE MOUNTING A HALOGEN-SENSITIVE MEMBER WHICH AFTER BEING ACTIVATED THROUGH THE POWER PACK AND ENCOUNTERING A HALOGEN LEAK ACTUATES THE ALARM TO SIGNAL THE PRESENCE OF THE LEAK
Fancy Goods