Title:
Foot exerciser sandals
United States Patent 3063457
US Patent References:
/1080305.html
- - 1080305

Insole
- - 1730466

Foot corrective sandal
- - 1867679

Sandal
- - 2096500

Rubber sole for sandals
- - 2167035


Inventors:
Ernst, Bittner
Werner, Gnass
Publication Date:
11/13/1962
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Assignee:
SCHOLL MFG CO INC
Primary Class:
36/174
Other Classes:
D02/916
International Classes:
A43B3/10; A43B7/26; A43B7/14
US Patent References:
2217990Sole for footwear
2518649Footwear with slanting sole
2539557Shoe construction
2808662Toe spacing scuffs or sandals