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Yuejian FANG
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Zhejiang, CN
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last 30 patents
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Patent Application
PULSE SIGNAL OUTPUT CIRCUIT AND FLOWMETER
Publication number
20240102837
Publication date
Mar 28, 2024
Goldcard Smart Group Co., Ltd.
Gengwei ZHANG
H03 - BASIC ELECTRONIC CIRCUITRY
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Patent Application
CIRCUIT POWER SUPPLY MANAGEMENT METHOD AND SYSTEM FOR FLOWMETER, AN...
Publication number
20240022108
Publication date
Jan 18, 2024
Goldcard Smart Group Co., Ltd.
Yuejian FANG
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER