73042329
Jan 22, 1975
Dec 16, 1975
Active Trademark
COLORIMETERS, COMPARATORS AND NESSLERISERS, ALL BEING LABORATORY APPARATUS FOR COMPARING THE COLORS OF LIQUIDS AND OF SOLIDS WITH PERMANENT COLOR STANDARDS; PARTS OF ALL THESE GOODS AND SLIDES AND DISCS, ALL OF COLORED GLASS AND BEING FOR USE WITH THE AFORESAID GOODS
Electrical and Scientific Apparatus