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http://www.google.com/patents/US1170862?utm_source=gb-gplus-share
Patent US1170862 - TRAIN-STOP
TRAIN-STOP
WILLIAM E. WINE
Overview
Abstract
Drawings
Description
Claims
Patent number
: 1170862
Filing date
: May 24, 1913
Issue date
: Feb 8, 1916
Plain text
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