Door construction
United States Patent 2677443
US Patent References:
/RE21025.html
- - RE21025

/0978300.html
- - 0978300

/1323753.html
- - 1323753

Sheet-metal door
- - 1574493

Latch-face-plate mounting
- - 1759374


Inventors:
William, Kottick Hyman
Publication Date:
05/04/1954
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Assignee:
VIRGINIA METAL PRODUCTS INC
Primary Class:
49/503
Other Classes:
70/448, 70/451, 292/337, 52/802.100
International Classes:
E05C1/16; E05B15/00; E05C1/00
US Patent References:
1917871Vestibule car door
1938112Escutcheon plate lock and adjustment indicator
1981289Doorlock for hollow metal doors
2004510Metal door reenforcement and lock mounting
2013412Door construction
2180371Door lock