17
Rubber, gutta-percha, gum, asbestos, mica and goods made from these materials and not included in other classes; plastics in extruded form for use in manufacture; packing, stopping and insulating materials; flexible pipes, not of metal.
molded rubber products, namely, rubber gate seals for use in water dams, water locks, water works, irrigation, fish mitigation, flood protection, and power generation projects; extruded rubber products, namely, rubber gate seals for use in water dam, water locks, water works, irrigation, fish mitigation, flood protection and power generation projects; non-metal gaskets, namely, gaskets made from sheet rubber, plastic, sponge, cork and felt, for use in hydro, fish mitigation, waste water, power generation, food and beverage, trucking, agriculture, marine, manufacturing, and pulp and paper projects, other than gaskets for engines
37
Building construction; repair; installation services
rubber to metal bonding, namely, applying metals to portions of molded and extruded rubber products, for others; rubber to fluorocarbon film bonding, namely, applying fluorocarbon film to portions of molded and extruded rubber products, for others; vulcanizing, namely, heat and pressure treatment of molded and extruded rubber products and joining molded and extruded rubber products to other molded and extruded rubber products through a heat and pressure process, for others; stripping rubber materials for others