Horizontally supported planar surfaces – Folding – With vertical adjustability
Patent
1974-09-23
1976-01-20
Mitchell, James C.
Horizontally supported planar surfaces
Folding
With vertical adjustability
248250, A47B 300
Patent
active
039331024
ABSTRACT:
A display rack extension having an elongated vertical leg and an elongated horizontal shelf support secured at its center to the upper end of the vertical leg and generally perpendicular thereto. A locking member is carried at the lower end of the vertical leg to secure the rack extension to the upper end of an upright support of a display rack.
REFERENCES:
patent: 1598849 (1926-09-01), Colby
patent: 2244995 (1941-06-01), Klaasen
patent: 2534682 (1950-12-01), Robishaw
patent: 3194528 (1965-07-01), Chesley
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