Transportation – Perambulator – invalid chair – or stretcher – Wheelchair
Patent
1985-07-22
1988-09-20
Burke, Wallace R.
Transportation
Perambulator, invalid chair, or stretcher
Wheelchair
Patent
active
D02977222
REFERENCES:
patent: D278217 (1985-04-01), Nassiri
patent: 3142351 (1964-07-01), Green
patent: 3231293 (1966-01-01), Loustaunau
patent: 3990745 (1976-11-01), Rodaway
patent: 4688843 (1987-08-01), Hall
Loodberg Jan A. T.
Siwersson Olle L.
AB Scaniainventor
Burke Wallace R.
Chin Kay H.
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