Multiglazed window and light screen therefor
United States Patent 2288465

Inventors:
Knudsen, Perey E.
Publication Date:
06/30/1942
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Assignee:
PITTSBURGH PLATE GLASS CO
Primary Class:
52/786.100
Other Classes:
52/476, 126/702, 52/473, 126/633, 52/393, 126/680, 160/107, 126/628, 126/703
International Classes:
E06B3/64; E06B9/264; E06B9/26