Collapsible support device

Details Collapsible support device Collapsible support device

1990-08-07

1991-05-21

Foss, J. Franklin

Supports

Staff type

Stand or base

248174, 248529, F16M 1300

Patent

active

050168533

ABSTRACT:
A device for supporting a vertical member, such as a Christmas tree, flag pole, candle, or the like, and composed of two or more flat pieces of cardboard, or other foldable material, which are folded and assembled into a support device forming a symmetrical rigid construct when folded.

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patent: 558433 (1896-04-01), Stoddard
patent: 1570403 (1922-01-01), Ripczinske
patent: 1906293 (1929-09-01), Watowski
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patent: 2679371 (1949-07-01), Meldrum
patent: 2771260 (1951-03-01), Thom
patent: 2921692 (1960-01-01), Gilchrist
patent: 3292796 (1966-12-01), Paige
patent: 3297289 (1967-01-01), Raus
patent: 3784136 (1974-01-01), Lopez
patent: 4148455 (1979-04-01), Oliver
patent: 4222545 (1980-09-01), Patton
patent: 4544351 (1985-10-01), Marsicano
patent: 4678149 (1987-07-01), Chase

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