Electrical and scientific apparatus Trademarks Filed in August 5, 1947
YOUNGSTOWN
Filed: August 5, 1947
LIMIT SWITCHES, ALSO KNOWN AS LIMIT STOPS
Owned by: SQUARE D COMPANY
Serial Number: 71530482
CONTRA-TORQUE
Filed: August 5, 1947
ELECTRIC CONTROLLERS FOR CONTROLLING THE ELECTRIC MOTOR WHICH DRIVES THE HOISTING MECHANISM OF CRANES
Owned by: Electric Controller & Manufacturing Company, The
Serial Number: 71530483
