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http://www.google.com/patents/US3277763?utm_source=gb-gplus-share
Patent US3277763 - NOTCHING MACHINE
NOTCHING MACHINE
V. L. HAUG et al
Overview
Abstract
Drawings
Description
Claims
Patent number
: 3277763
Filing date
: Apr 23, 1964
Issue date
: Oct 11, 1966
Plain text
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