He Yaoqiang

Inventor

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Inventor Addresses

AddressDuration
Beijing City, CNDec 07, 23 - Dec 07, 23

Technology Profile

Technology Matters
B43K: IMPLEMENTS FOR WRITING OR DRAWING 1

Patents / Publication

Patents / Publication #Year of Publication / IssuedTitleCitations
2023/0391,1302023Output Device for Uniformly Mixed Liquid and Method for Making and Using the Same0

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