Transportation – Cycle or motorcycle – Tricycle or frame
Patent
1985-12-12
1988-07-19
Rademaker, Charles A.
Transportation
Cycle or motorcycle
Tricycle or frame
D21191
Patent
active
D02967740
REFERENCES:
patent: D139802 (1944-12-01), Hanscom
patent: D145660 (1946-10-01), Culler
patent: D183793 (1958-10-01), Gadiel
patent: 2158618 (1939-05-01), Dobrowolski
patent: 3264011 (1966-08-01), Ryan
patent: 3905618 (1975-09-01), Miranda
Rademaker Charles A.
Venture International Products, Inc.
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