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http://www.google.co.uk/patents/US3809091?utm_source=gb-gplus-share
Patent US3809091 - SURGICAL INSTRUMENT
SURGICAL INSTRUMENT
Wallace B. Shute et al
Overview
Abstract
Drawings
Description
Claims
Patent number
: 3809091
Filing date
: 31 Jul 1972
Issue date
: 1974
Plain text
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