Title:
CLEAN ROOM HAVING SUBSTANTIALLY VERTICAL AIR FLOW THEREIN
United States Patent 3487766
Inventors:
Wood, Walter Bruce
Publication Date:
01/06/1970
Assignee:
AMERICAN AIR FILTER CO
Other Classes:
454/228, 454/296, 55/473
International Classes:
F24F3/16; F24F7/10; F24F13/06; F24F7/06