1
Ronald R Pohl: Contaminant shield and method of constructing same. Venderbush Industrial Corporation, Basile and Hanlon, August 29, 1989: US04860778 (12 worldwide citation)

A contaminant shield prevents airborne contaminants from contacting manufactured parts in a work area in a manufacturing facility. The contaminant shield is formed of a plurality of like frames, each formed of a plurality of interconnected side frame members covered by a flexible sheet attached at i ...


2
Pohl Ronald R: Contaminant shield and method of constructing same.. Venderbush, September 6, 1989: EP0331621-A2 (2 worldwide citation)

A contaminant shield (10) prevents airborne contaminants manufacturing facility. The contaminant shield is formed of a plurality of like frames (12), each formed of a plurality of interconnected side frame embers (14,16,18, 20) covered by a flexible sheet attached at its outer edges to the side fram ...