Transportation – Perambulator – invalid chair – or stretcher – Element or attachment
Patent
1993-02-08
1995-03-21
Chin, Kay H.
Transportation
Perambulator, invalid chair, or stretcher
Element or attachment
D21 63
Patent
active
D03565319
REFERENCES:
patent: D204047 (1966-03-01), Horner
patent: D288829 (1987-03-01), Ng
patent: 2327253 (1943-08-01), Eisel
patent: 3014307 (1961-12-01), Dupuis
patent: 4905714 (1990-03-01), Drennen
patent: 4995537 (1991-02-01), Thedieck
Chin Kay H.
Smith Hugh E.
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