Travel goods and personal belongings – Umbrella or parasol – walking support – Cane or walking support
Patent
1978-06-13
1981-02-03
Rademaker, Charles A.
Travel goods and personal belongings
Umbrella or parasol, walking support
Cane or walking support
D0303
Patent
active
D02580969
REFERENCES:
patent: 3545462 (1970-12-01), O'Mahoney
patent: 3710807 (1973-01-01), Ferry
Orthopedic Fracture Equipment, .COPYRGT.1964, p. 142, Item #1308, Adjustable Crutch.
Cooper George M.
Rademaker Charles A.
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