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Shenzhen, CN
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last 30 patents
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Patent Grant
Apparatus for low-frequency signal detection and transmission
Patent number
8,954,005
Issue date
Feb 10, 2015
Nationz Technologies, Inc.
Hui Zhao
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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last 30 patents
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Patent Application
APPARATUS FOR LOW-FREQUENCY SIGNAL DETECTION AND TRANSMISSION
Publication number
20130143493
Publication date
Jun 6, 2013
Hui Zhao
H04 - ELECTRIC COMMUNICATION TECHNIQUE