79170378
Jun 11, 2015
May 10, 2016
Electrical and electronic apparatus and instruments for the detection of gas; gas detecting apparatus; gas sensors for measuring gas concentration; gas monitors for monitoring the amount and type of gas in the atmosphere, gas alarms, gas indicators for detecting and analyzing the amount and type of gas in the atmosphere; gas testing apparatus; parts and fittings and accessories especially adapted for all the aforesaid goods
Electrical and Scientific Apparatus