US Patent D679376 Face mask
Is a
Date Filed
October 12, 2011
0
Date of Patent
April 2, 2013
0
Patent Application Number
29403875
0
Patent Citations Received
Patent Inventor Names
Dirk Ernest von Hollen
0
Eric Andrew Lieberman
0
William E. Parr
0
Donald Fraser van Royen
0
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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