Combination tiered letter tray and vertical file

Details Combination tiered letter tray and vertical file Combination tiered letter tray and vertical file

1976-09-27

1978-02-21

Frazier, Roy D.

Supports: racks

Sorting type

Desk file

211126, A47F 700

Patent

active

040748103

ABSTRACT:
A tiered letter tray comprising at least two trays detachably stacked one upon another by rectangular plastic riser plates and a vertical file comprising at least one L-shaped trough having means at one side of its base for selective attachment to the side of the bottom letter tray, said trough adapted at the other side of its base for selective attachment to one side of a like trough, and an end cap adapted for selective attachment to said one side of the base for using said trough detached from said letter tray.

REFERENCES:
patent: 982538 (1911-01-01), Senge
patent: 2235709 (1941-03-01), Hearn et al.
patent: 2334825 (1943-11-01), Jones
patent: 2858028 (1958-10-01), Hunting et al.
patent: 2902166 (1959-09-01), Bahr
patent: 3028975 (1962-04-01), Bullock
patent: 3047157 (1962-07-01), Bergman
patent: 3482708 (1969-12-01), Levit et al.
patent: 3533512 (1970-10-01), Serwer

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