US Patent 7121557 Self-sealing pass-through plate
Patent 7121557 was granted and assigned to PARKER-HANNIFIN CORPORATION on October, 2006 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
March 5, 2003
Date of Patent
October 17, 2006
Patent Application Number
10382710
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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