Electrical and scientific apparatus Trademarks Filed in July 29, 1952
KONICA
Filed: July 29, 1952
CAMERAS AND CAMERA CASES, FLASH-GUNS, FILTERS, AND LENS-HOODS
Owned by: KONICA CORPORATION
Serial Number: 71633217
MAG-A-TROL
Filed: July 29, 1952
COMPENSATOR FOR CONTROL OF THE GENERATOR FREQUENCY AND OUTPUT VOLTAGE OF A MOTOR-GENERATOR SET BY VARYING THE EXCITATION…
Owned by: WARD LEONARD ELECTRIC COMPANY
Serial Number: 71633232
