75710687
May 20, 1999
Mar 8, 2005
Active Trademark
[ VACUUM-TIGHT ELECTRICAL DUCTS; ] VACUUM MEASURING AND TESTING APPARATUS; ELECTRONIC CONTROLLERS AND OPERATING DEVICES FOR VACUUM PUMPS AND VACUUM PUMP STANDS; [ LEAK DETECTORS FOR VACUUM PUMPS AND VACUUM CONTAINERS; AND RESIDUAL GAS ANALYZERS ]
Electrical and Scientific Apparatus