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http://www.google.ca/patents/US3575248?utm_source=gb-gplus-share
Patent US3575248 - WEIGHING DEVICE
WEIGHING DEVICE
Edward H.Bell Monongahela et al
Overview
Abstract
Drawings
Description
Claims
Patent number
: 3575248
Filing date
: 14 Apr 1969
Issue date
: 2 Apr 1971
Plain text
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