Electrical and scientific apparatus Trademarks Filed in June 19, 1951
CHEMCO
Filed: June 19, 1951
INTERVAL TIMERS FOR USE IN PHOTOENGRAVING AND PHOTOMECHANICAL REPRODUCTION-NAMELY, TIMERS CONTROLLING THE OPERATION OF PLATE…
Owned by: CHEMCO PHOTOPRODUCTS COMMPANY, INC.
Serial Number: 71615367
NY
Filed: June 19, 1951
ELECTRICALLY ACTUATED VALVES AND PARTS THEREOF AND PRESSURE-ACTUATED ELECTRIC SWITCHES
Owned by: NEW YORK BRAKE COMPANY, THE
Serial Number: 71615397
