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http://www.google.ca/patents/US1412934?utm_source=gb-gplus-share
Patent US1412934 - SACK-CLOSING DEVICE
SACK-CLOSING DEVICE
J. GORMAN et al
› Overview
Abstract
Drawings
Description
Claims
Patent number
: 1412934
Filing date
: 22 Apr 1920
Issue date
: 18 Apr 1922
Inventors
:
J. GORMAN
,
J. GORMAN
Current U.S. Classification
:
383/34
;
383/81
View patent at USPTO
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Referenced by
Citing Patent
Filing date
Issue date
Original Assignee
Title
US6612741
27 Nov 2002
2 Sep 2003
Sandbag with spring-like self-closing opening
Drawings
Drawings
Drawings
