72245645
May 13, 1966
Apr 11, 1967
PLASTIC AND PORCELAIN ARTIFICIAL TEETH, DENTAL RESTORATIVE MATERIALS, SUCH AS, SILICATE CEMENTS OR FILLING MATERIALS, RESIN CEMENTS OR RESIN FILLING MATERIALS, CROWN AND BRIDGE RESINS, DENTAL OPAQUER COMPOSITIONS, VENEERING RESINS, PORCELAIN POWDERS FOR USE IN CROWN AND BRIDGE PROSTHESIS, TRAY MATERIAL, DENTURE BASE, IMPRESSION MATERIALS OF THE AGAR-AGAR HYDROCOLLOID, RUBBER BASE, SILICONE, ALGINATE AND ACRYLIC TYPE DENTAL GOLD RESTORATIVE MATERIALS AND SIMILAR DENTAL LABORATORY MATERIALS AND FOR INSTRUMENTS USED IN DENTISTRY, SUCH AS DENTAL VERNIER CALIPERS AND THE LIKE
Medical, Beauty & Agricultural