73428668
Jun 3, 1983
May 7, 1985
Non-Metallic Flexible Ducts, Tubes, Conduits and Pipes for Water, Gas and Compressed Fluids, With and Without Interior Reinforcement; Equipped or Not with Means of Closing-Namely, Caps, Plugs and Valves; Fitting, Couplings and Joints Therefor
Rubber Goods