US Patent 7293540 Valve operating assembly and method of manufacturing
Patent 7293540 was granted and assigned to MacLean-Fogg (company) on November, 2007 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
February 23, 2006
Date of Patent
November 13, 2007
Patent Application Number
11361273
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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