Backboard

Details Backboard Backboard

1998-10-02

1999-09-07

Chin, Kay H.

Transportation

Perambulator, invalid chair, or stretcher

D12133, 1212

Patent

active

D04135539

REFERENCES:
patent: D338177 (1993-08-01), Kimball
patent: D379784 (1997-06-01), Muhanna et al.
patent: 4369982 (1983-01-01), Hein et al.
patent: 5560059 (1996-10-01), McQueen
patent: 5568662 (1996-10-01), Gougelet
patent: 5819746 (1998-10-01), Walton

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