Title:
Metal door construction
United States Patent 2482592
US Patent References:
/0847443.html
- - 0847443

Frame-joint construction
- - 1665816

Vestibule car door
- - 1917871

Formed metal door
- - 2336999

Corner fastener for metal frames
- - 2342537


Inventors:
Miller, Karl H.
Magaw, Ronald R.
Publication Date:
09/20/1949
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Assignee:
DIEBOLD INC
Primary Class:
52/801.120
Other Classes:
52/784.160, 52/800.130, 52/645, 403/267
International Classes:
E06B3/72; E06B3/82; E06B3/70