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http://www.google.ca/patents/USD224621?utm_source=gb-gplus-share
Patent USD224621 - COMBINED CONTROL PANEL AND SWITCH
COMBINED CONTROL PANEL AND SWITCH
Robert D. Kahn et al
Overview
Abstract
Drawings
Description
Claims
Patent number
: D224621
Filing date
: 3 Feb 1971
Issue date
: 1972
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