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Nanjing Hanshu Environmental Protection Equipment Co., Ltd.
4 patents in portfolio
US12076673
utility
2024
Filter Element Mounting Structure
0 cites
US12011683
utility
2024
Filter Element Butt Joint Mechanism
0 cites
US12013049
utility
2024
Concentrated Water Regulating Valve
0 cites
US11946556
utility
2024
Valve Body
0 cites