Filter media retainer
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The broken lines of the underdrain assembly shown in
The broken lines of the underdrain assembly and the broken lines of the plurality of fasteners shown in
Claims
The ornamental design for a filter media retainer, as shown and described.
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Type: Grant
Filed: Jan 17, 2012
Date of Patent: Aug 13, 2013
Assignee: Xylem Water Solutions Zelienople LLC (Zelienople, PA)
Inventors: Christopher J. Ball (Cranberry Township, PA), Brian Bates (Cranberry Township, PA)
Primary Examiner: Mark Goodwin
Application Number: 29/411,131