OECO
ELECTRICAL AND ELECTRONIC PRODUCTS--NAMELY TRANSFORMERS (FIXED AND VARIABLE RATIO), REACTORS, COILS, MAGNETIC AMPLIFIERS, POWER SUPPLIES (WITH ELECTRONIC AND ELECTROMECHANICAL RECTIFIERS), CHOPPERS, SILICON CONTROLLED RECTIFIERS, LIGHT DIMMERS, AND ELECTRICAL RESISTORS
Expired · July 27, 1964 · 72198580 ·