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Fazhu LIU
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Qingdao, Shandong, CN
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Patents Grants
last 30 patents
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Patent Grant
Water drainage valve for dual-drum clothes washing machine, and dua...
Patent number
11,390,976
Issue date
Jul 19, 2022
CHONGQING HAIER ROLLER WASHING MACHINE CO., LTD
Wenwei Li
D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Patents Applications
last 30 patents
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Patent Application
Water Drainage Valve for Dual-Drum Clothes Washing Machine, and Dua...
Publication number
20210102331
Publication date
Apr 8, 2021
QINGDAO HAIER DRUM WASHING MACHINE CO., LTD.
Wenwei LI
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...