Transportation – Perambulator – invalid chair – or stretcher – Walker
Design Patent
1997-03-25
2001-03-20
Chin, Kay H. (Department: 2901)
Transportation
Perambulator, invalid chair, or stretcher
Walker
Design Patent
active
D0439207
CLAIM:
The ornamental design for a baby walker, as shown and described.
REFERENCES:
patent: D. 251420 (1979-03-01), Kassai
patent: D. 254610 (1980-04-01), Kassai
patent: 4025083 (1977-05-01), Saint
patent: 5449185 (1995-09-01), Sykes
Chin Kay H.
Pro-Techtor Inter-national Services
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