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http://www.google.co.uk/patents/US2239471?utm_source=gb-gplus-share
Patent US2239471 - SANDAL
SANDAL
Alexander L. Srajer et al
› Overview
Abstract
Drawings
Description
Claims
Patent number
: 2239471
Filing date
: 20 Nov 1939
Issue date
: 22 Apr 1941
Inventors
:
Alexander L. Srajer
,
Alexander L. Srajer
Current U.S. Classification
:
36/11.5
;
36/33
View patent at USPTO
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Referenced by
Citing Patent
Filing date
Issue date
Original Assignee
Title
US5410820
11 Mar 1994
2 May 1995
Hinged shoe sole assembly for fixed and variable heel height shoes
US5926975
3 Feb 1998
27 Jul 1999
Hinged shoe sole assembly for working boots
Drawings
Drawings
