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Patents
Patents Assigned to Shenzhen Qili Technology Development Co., Ltd.
Patents Assigned to Shenzhen Qili Technology Development Co., Ltd.
Bidirectional bone conduction tactical communication system
Patent number:
D645020
Type:
Grant
Filed:
June 24, 2010
Date of Patent:
September 13, 2011
Assignee:
Shenzhen Qili Technology Development Co., Ltd.
Inventors:
Qigang Chen, Zengfeng Li