72294703
Apr 2, 1968
Jul 7, 1970
EQUIPMENT FOR USE IN TESTING MATERIALS, BOTH IN THE LABORATORY AND IN REGULAR PRODUCTION THEREOF-NAMELY, TUBE WELD TESTERS, SYSTEMS FOR THE TEST AND INSPECTION OF TUBE AND BAR STOCK BY ULTRASONIC WAVE ENERGY, TOGETHER WITH COMPONENTS THEREOF AND SENSING PROBES AND CONDUCTIVITY ALARMS FOR DETECTING HOLIDAYS IN THIN FILM COATINGS
Fancy Goods