Space definer for use on horizontal surfaces

Details Space definer for use on horizontal surfaces Space definer for use on horizontal surfaces

1988-08-05

1990-09-18

Ramirez, Ramon O.

Supports

Easel; book, copy or music score holder

Knockdown or collapsible

A47B 4704

Patent

active

049572628

ABSTRACT:
A spaced definer supportable on a table top to define an activity area comprising a perimeter wall enclosing an activity surface area on three sides and a fourth open side toward the user adapted to be placed along an edge of a table top. The perimeter wall has a plurality of interlocking portions and a plurality of attachable components for connecting optional accessory devices, such as subdividing walls, open top containers, and a framework to span the working surface for holding books or writing surfaces.

REFERENCES:
patent: 2546283 (1951-03-01), Webster
patent: 3123935 (1964-03-01), Williams
patent: 4018217 (1977-04-01), Evans
patent: 4377976 (1983-03-01), Porter
patent: 4679509 (1987-07-01), Sampson, Jr.
patent: 4807928 (1989-02-01), Cone

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