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http://www.google.ca/patents/US809980?utm_source=gb-gplus-share
Patent US809980 - ATTOFFNEYS
ATTOFFNEYS
EDVARD PETRINI
› Overview
Abstract
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Description
Claims
Patent number
: 809980
Filing date
: 25 Oct 1905
Issue date
: 16 Jan 1906
Inventor
:
EDVARD PETRINI
Current U.S. Classification
:
280/11.115
;
280/11.233
View patent at USPTO
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