Jiannong CAI

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Hangzhou, Zhejiang, CN

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Patents Grantslast 30 patents

Information Patent Grant
Connector and frame structure using same
- Patent number 11,629,740
- Issue date Apr 18, 2023
- HANGZHOU CLEAN DELL SANITARY WARE CO., LTD.
- Jiannong Cai
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
CONNECTOR AND FRAME STRUCTURE USING SAME
- Publication number 20200370581
- Publication date Nov 26, 2020
- HANGZHOU CLEAN DELL SANITARY WARE CO., LTD.
- Jiannong CAI
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...