72432796
Aug 14, 1972
May 21, 1974
KG SIGNALING INC.
Active Trademark
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DIGITAL CONTROL LOGIC MODULES INCLUDING SIGNAL LEVEL CONVERTERS, DIGITAL SIGNAL GATING CIRCUITS AND DIGITAL SIGNAL STORAGE CIRCUITS, AND ELECTRICAL SIGNAL DISPLAY APPARATUS
COMPUTERIZED SYSTEM FOR CONTROLLING VEHICLE MOVEMENT OVER A PROGRAMED ROUTE