Zhong HUANG

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Zhangzhou, CN

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Patents Grantslast 30 patents

Information Patent Grant
Constant water level humidifier
- Patent number 10,465,927
- Issue date Nov 5, 2019
- ZHANGZHOU WANLIDA ZHONGHUAN TECHNOLOGY INC.
- Chengmin Chen
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
CONSTANT WATER LEVEL HUMIDIFIER
- Publication number 20180149379
- Publication date May 31, 2018
- ZHANGZHOU WANLIDA ELECTRICAL APPLIANCE CO., LTD.
- Chengmin CHEN
- F24 - HEATING RANGES VENTILATING