74484324
Jan 31, 1994
Sep 19, 1995
powdered porcelain, namely dentines, opaque bonding dental ceramics, dental enamel ceramics, opalescent dental enamel ceramics, glazes, refractory metal oxide pigments, aqueous solutions for applying to dental porcelain, colored pigments for shading dental porcelain, porcelain liquids, all for use in dental crowns, bridges and facings
Pharmaceuticals