Title:
DOOR FRAME ASSEMBLY AND METHOD FOR MAKING SAME
United States Patent 3469350

Inventors:
Lange, Herbert
Publication Date:
09/30/1969
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Assignee:
SOULE STEEL CO
Primary Class:
49/504
Other Classes:
52/213
International Classes:
E06B1/04; E06B3/96; E06B1/18




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