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SHOE,ESPECIALLY SHOE FOR AIDING CHILDREN IN LEARNING TO WALK
US 3,500,561 A
Filed
: 10/19/1967
Issued
: 03/17/1970
Est. Priority Date
: 10/19/1967
Status: Expired due to Term
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Current Assignee
Roland O. Epstein
Original Assignee
Roland O. Epstein
Inventors
Epstein, Roland O.
Application Number
US04/676,490
Time in Patent Office
880 Days
Field of Search
US Class Current
36/92
CPC Class Codes
A43B 23/08
Heel stiffeners; Toe stiffe...
A43B 3/30
specially adapted for babie...
A43B 9/00
Footwear characterised by t...
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