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Water Spray Cooler.
Thimons-ED; Heller-KS; McCoy-JF; Whillier-A
U S Patent 4,394,142, 1983 Jul; :
U.S. Patent No. 4394142 July 19, 1983
Page last reviewed: March 11, 2019
Content source: National Institute for Occupational Safety and Health Education and Information Division