Drilldown: Patents
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Patents > Inventors :
Dan Knierim or
George Frye
& Filing date:
January 16, 2009
& Grant date:
September 10, 2013
& Cites :
Patent GB 460562A or
Patent US 2883619A or
Patent US 3011129A or
Patent US 3753170A or
Patent US 4322688A or
None
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Showing below up to 1 result in range #1 to #1.