Lingling WANG

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HANGZHOU, CN

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Patents Grantslast 30 patents

Information Patent Grant
Double-lifting device for towing type traveling vehicle
- Patent number 11,440,512
- Issue date Sep 13, 2022
- Guozhong Wang
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
ELECTRIC JACK WITH CURRENT LIMITING PROTECTOR
- Publication number 20230141629
- Publication date May 11, 2023
- Hangzhou Henghong Machinery Co., Ltd.
- Guozhong WANG
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Double-lifting Device for Towing Type Traveling Vehicle
- Publication number 20200361426
- Publication date Nov 19, 2020
- HANGZHOU HENGHONG MACHINERY CO., LTD.
- Guozhong WANG
- B60 - VEHICLES IN GENERAL