72432807
Sep 20, 1973
May 14, 1974
ASPHALTS, RESINS AND GUMS IN THE RAW; TORTOISE SHELL, IVORY, MOTHER OF PEARL, CORAL, WHALEBONE, HORN, RAW BONE OR (DEGREASED) AND THEIR IMITATIONS; MODELLING AND CASTING MATERIAL IN THE NATURE OF MOLDING CLAY SUBSTITUTES
Chemicals