Title:
Adjustable walking aid
United States Patent 2474722
Inventors:
Blume, Herbert E.
Publication Date:
06/28/1949
Export Citation:
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Assignee:
Blume, Herbert E.
Primary Class:
135/69
Other Classes:
135/65, 403/108, 403/322.2, 403/324, 403/325
International Classes:
A45B9/00; A45B19/04; A61H3/02; A45B9/00; A45B19/00; A61H3/00
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US Patent References:
2146495Novelty walking cane
1720593Spring latch
1505081Crutch
1073991N/A
1035760N/A
0885339N/A