SCA

CONTROL EQUIPMENT, MEASURING INSTRUMENTS AND TESTING DEVICES-NAMELY, ANALYZING AND TESTING APPARATUS FOR SERVOMECHANISMS, BOLOMETERS, OSCILLOSCOPE INDICATORS, AUTOMATIC PILOTING EQUIPMENT, INCLUDING HOMING DEVICES AND ASSOCIATED SENSING AND MEASURING ELEMENTS FOR GUIDANCE OF AIRCRAFT, RADIO DIRECTION FINDERS, TEMPERATURE AND RADIATION MEASURING, CALIBRATING AND CONTROL APPARATUS, RAILROAD HOTBOX-DETECTION EQUIPMENT; CONTROL SYSTEM SYNTHESIS AND TEST EQUIPMENT-NAMELY, ELECTRO-MECHANICAL ASSEMBLY KITS COMPRISING MECHANICAL AND ELECTRICAL PARTS FOR THE BREADBOARD RIGGING AND TESTING OF SERVOMECHANISMS AND CONTROL SYSTEMS, INDUSTRIAL PROCESS MEASUREMENT AND CONTROL APPARATUS