Apparatus and method for originating call by substitute communication network when originating call is barred | Patent Number 09271323
US 09271323 B2Filled DateMar 21, 2014
Priority DateMar 21, 2014
Publication DateOct 9, 2014
Expiration DateMar 20, 2034
Inventor/ApplicantsSung Kyum Yoon
Seung Woo Nam
Myeong Seon Seo
Seung Woo Nam
Myeong Seon Seo
ExaminesKARIKARI, KWASI
Art Unit2641
Technology Center2600
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