72144205
May 9, 1962
May 21, 1963
Entrainment Separators, Centrifugal Pumps and Parts Thereof, Bushings and Bearings for Machinery, Scrubber, Absorption, Fractionating and Stripper, Towers and Columns and Trays, Bubble Caps, and Baffles Therefor
Yarns and Threads