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Inventor
PERSAUD NARENDRA
US
2 patents
Patents
2 patents
US8098867B2
Jan 17, 2012
Attachable external acoustic chamber for a mobile device
HAMPTON PATRICK A
10 citations
77
US8577069B2
Nov 5, 2013
Attachable external acoustic chambers for a mobile device
HAMPTON PATRICK A
2 citations
55