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Qingdao, Shandong, CN
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Patents Grants
last 30 patents
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Patent Grant
Method and device for transmitting signal among compartments of train
Patent number
10,207,725
Issue date
Feb 19, 2019
CRRC QINGDAO SIFANG CO., LTD.
Miao Wang
B60 - VEHICLES IN GENERAL
Patents Applications
last 30 patents
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Patent Application
Method, Device and System for Controlling Fuel Cell and Rail Vehicle
Publication number
20190305348
Publication date
Oct 3, 2019
CRRC QINGDAO SIFANG CO., LTD.
Donghua WU
H01 - BASIC ELECTRIC ELEMENTS
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Patent Application
METHOD AND DEVICE FOR TRANSMITTING SIGNAL AMONG COMPARTMENTS OF TRAIN
Publication number
20170057525
Publication date
Mar 2, 2017
CRRC QINGDAO SIFANG CO., LTD.
Miao WANG
B61 - RAILWAYS