Zhao YANG

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Nanjing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Low-carbon self-balance cooking fume purifier
- Patent number 11,460,196
- Issue date Oct 4, 2022
- ZHONGSHAN CALCULUS SCIENCE AND TECHNOLOGY LTD
- Zhao Yang
- F24 - HEATING RANGES VENTILATING

Patents Applicationslast 30 patents

Information Patent Application
LOW-CARBON SELF-BALANCE COOKING FUME PURIFIER
- Publication number 20200386415
- Publication date Dec 10, 2020
- Zhao YANG
- F24 - HEATING RANGES VENTILATING