Posture support device

Details Posture support device Posture support device

1992-03-04

1993-10-12

Cranmer, Laurie K.

Chairs and seats

Supplemental back

Including a means to adjust supplemental back relative to a...

2972847, A47C 702

Patent

active

052519570

ABSTRACT:
A posture support device comprising a longitudinally extending rigid planar back support member.

REFERENCES:
patent: 2734556 (1956-02-01), Hebrank
patent: 3265437 (1966-08-01), Mincieli
patent: 3279849 (1966-10-01), Radke et al.
patent: 3495871 (1970-02-01), Resag et al.
patent: 3813148 (1974-05-01), Kraus
patent: 4810034 (1989-03-01), Beier
patent: 4824169 (1989-04-01), Jarrell
patent: 4865380 (1989-09-01), Heitzman-Powell et al.

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