A - Human Necessities – 47 – C
Patent
A - Human Necessities
47
C
155/50, 155/61.2
A47C 7/46 (2006.01)
Patent
CA 1079622
ABSTRACT OF THE DISCLOSURE A chair backrest having a rigid rectangular base plate and a flexible back support member attached to but movable relative to the base plate, and a spacer between the base plate and the support member, which spacer is movable to adjust the contour of the support member, cooperating locking members being provided on the base plate and spacer to lock the spacer in a number of chosen positions.
291223
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