73579934
Jan 24, 1986
Sep 2, 1986
CHEMICALS FOR USE IN THE GLASS INDUSTRY, NAMELY, AMORPHOUS POWDERS AND PRE-VITRIFIED POWDERS
ChemicalsSPECIAL AND TECHNICAL GLASS, NAMELY, SODOCALCIC GLASS, CRYSTAL GLASS, AND BOROSILICATE GLASS IN EITHER HOLLOW FORM OR PLATE
Housewares and Glass