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http://www.google.ca/patents/US3856001?utm_source=gb-gplus-share
Patent US3856001 - LARYNGOSCOPE BLADE
LARYNGOSCOPE BLADE
Otto C. Phillips et al
Overview
Abstract
Drawings
Description
Claims
Patent number
: 3856001
Filing date
: 24 Aug 1973
Issue date
: 1974
Plain text
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