Dacheng Yang

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Shanghai, CN

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Patents Grantslast 30 patents

Information Patent Grant
Water and gas dual-purpose electric erection aid
- Patent number 11,957,613
- Issue date Apr 16, 2024
- SHANGHAI REALOV ELECTRONIC TECHNOLOGY CO., LTD.
- Xin Song
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
Water And Gas Dual-Purpose Electric Erection Aid
- Publication number 20220401249
- Publication date Dec 22, 2022
- SHANGHAI REALOV ELECTRONIC TECHNOLOGY CO.?LTD.
- Xin Song
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE