1
Layton A Wise: Air supplying hood. Mine Safety Appliances Co, Carothers & Carothers, August 21, 1984: US04466432 (11 worldwide citation)

An air supplying hood has a top wall, to which the upper edge of a flexible plastic front wall is connected, with the upper portion of the front wall forming a transversely curved front window. A flexible back wall behind the window is connected with the top wall and the sides of the window to form ...


2
Kim Kwang Chul: Exposure system capable of partial distortion correction. Lg Semicon, December 12, 1997: JP1997-320959

PROBLEM TO BE SOLVED: To correct the distortion of a pattern according to its extent by dividing the hollow part of an air supplying hood into a plurality of regions, and providing a plurality of air supplying lines each of which supplies air of a constant temperature independently to each divided r ...