Metal Hose and Parts Therefor-Namely, Cementing Hose and Fittings Therefor, Swivel Joints for Cementing Hose, Marine and Barge Hose and Fittings Therefor, Rotary Hose for Well Drilling Rigs and Fittings Therefor; and Fluid Conduits-Namely, Dock Rises, Swing Joints, Ball Bearing Swing Joints, Loading Rack Swing Joints, Steam Joints, Counterbalance Swing Joints