Transportation – Perambulator – invalid chair – or stretcher – Wheelchair
Patent
1997-04-29
1998-08-11
Chin, Kay H.
Transportation
Perambulator, invalid chair, or stretcher
Wheelchair
1212
Patent
active
D03968340
REFERENCES:
patent: D322050 (1991-12-01), Kataoka et al.
patent: D322051 (1991-12-01), Kataoka et al.
patent: D325892 (1992-05-01), Nesterick et al.
patent: D382838 (1997-08-01), Black
patent: 4947955 (1990-08-01), Hopely, Jr.
Chin Kay H.
Liauh W. Wayne
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