Swinging shelf support
United States Patent 2822229
US Patent References:
/0612987.html
- - 0612987

/0727126.html
- - 0727126

/1137261.html
- - 1137261

Casement-window fastener
- - 1740830

Disappearing support for business machines and the like
- - 2322648


Inventors:
Carlson, Stanley H.
Publication Date:
02/04/1958
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Assignee:
WASHINGTON STEEL PRODUCTS INC
Primary Class:
312/27
Other Classes:
248/586, 312/319.300
International Classes:
A47B77/12; A47B77/04
US Patent References:
2738247Suspension for extendable typewriter shelf
Foreign References:
CH255365A