WALKER AND CAST REINFORCEMENT
United States Patent 3481332
US Patent References:
/1290095.html
- - 1290095

Rubber heel
- - 1387988

Walking heel
- - 2888919

Cast cushion
- - 3068861

Crutch
- - 2264570


Inventors:
Arnold, Marcia Lee
Publication Date:
12/02/1969
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Assignee:
Marcia, Lee Arnold
Primary Class:
602/10
Other Classes:
36/59R, 36/39
International Classes:
A43B21/433; A61F13/04; A43B21/00; A43B3/04; A43B13/20
US Patent References:
2605761Walking heel
3307536Walking heel for plaster casts
Foreign References:
FR1014877A




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