73093701
Jul 16, 1976
Sep 20, 1977
FILTERS USED IN SANITATION SYSTEMS TO ELIMINATE CHEMICALS AND/OR SOLIDS FROM CERTAIN WASTE MATERIALS
Environmental Control ApparatusPLASTIC AND RUBBER IN THE FORM OF RODS, TUBES AND STAMPINGS; PLASTIC FILM, AN INSULATING FILM USED FOR HEAT AND SOLAR CONTROL; THIS PLASTIC FILM IS APPLIED TO GLASS AND CUTS DOWN HEAT IN SUMMER AND HEAT LOSS IN WINTER
Rubber Goods