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26 jan 2010 ano - #US7652627B2 System for Providing GPS Information Indoors and Method of Acquiring Indoor GPS Information by Mobile Device Inventor: Hyong-uk Choi Status: Active Award Date: 1/26/2010
Adicionado na linha do tempo:
20 dez 2019
0
0
210
Engineering Patents
Data:
26 jan 2010 ano
Agora
~ 14 years ago