Electrical and scientific apparatus Trademarks Filed in March 11, 1954
TILLYER
Filed: March 11, 1954
MAGNIFYING LENSES, OPHTHALMIC LENSES, AND BLANKS THEREFOR; TEST LENS SETS; AND REFRACTIVE INSTRUMENTS FOR MEASURING AND/…
Owned by: AMERICAN OPTICAL COMPANY
Serial Number: 71662408
DELAYTROL
Filed: March 11, 1954
FLUID FLOW CONTROLLING SOLENOID VALVES FOR FUEL OIL UNITS
Owned by: WEBSTER HEATING & SPECIALTY PRODUCTS, INC.
Serial Number: 71662489
OPTOVAR
Filed: March 11, 1954
MAGNIFICATION CHANGER FOR MICROSCOPES [ AND TELESCOPES ]
Owned by: CARL ZEISS AG
Serial Number: 71662493
