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http://www.google.sh/patents/US1943?utm_source=gb-gplus-share
Patent US1943 - MANNER OF CONSTRUCTING THE APPARATUS CALLED
MANNER OF CONSTRUCTING THE APPARATUS CALLED
SAMUEL WELSH
› Overview
Abstract
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Description
Claims
Patent number
: 1943
Issue date
: 23 Jan 1841
Inventor
:
SAMUEL WELSH
Current U.S. Classification
:
187/243
;
182/16
;
182/69.6
View patent at USPTO
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Referenced by
Citing Patent
Filing date
Issue date
Original Assignee
Title
US8079444
8 Dec 2008
20 Dec 2011
Elevated Technologies, LLC
Transportable, self-erecting, battery powered, vertical lift assembly
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