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http://www.google.co.uk/patents/US1345216?utm_source=gb-gplus-share
Patent US1345216 - NECKTIE-CLASP
NECKTIE-CLASP
XWALTBB M M. NABBETT et al
Overview
Abstract
Drawings
Description
Claims
Patent number
: 1345216
Filing date
: 8 Feb 1918
Issue date
: 29 Jun 1920
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