Liquid rubber; synthetic rubber; rubber, raw or semi-worked; latex rubber for use in manufacture of cable, carpets and rugs * except of latex for use in manufacture of paints, * drilling muds for use in oil well drilling, imitation leather, spinning machines, paper, paints, impregnating fishing net and textiles, tarred felts, tires, shoes, raincoats, rubber gloves, rubber sheets, and wallpapers; weatherstripping compositions, namely, non-metal weather strips for buildings; insulating material...