Shoe heel with elastic chambers
United States Patent 2599871
US Patent References:
/1177833.html
- - 1177833

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- - 1465775

Rubber heel
- - 1531306

Rubber heel
- - 2049840

Rubber heel
- - 2289016


Inventors:
Vavrin, Slampa
Karel, Cepelak
Frantisek, Vraga
Publication Date:
06/10/1952
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Assignee:
Vavrin, Slampa
Karel, Cepelak
Frantisek, Vraga
Primary Class:
36/35B
International Classes:
A43B21/26; A43B21/00
US Patent References:
2375153Cushion heel
Foreign References:
DE570919C