Patents/Inventors

Daoyong Chen

ChongqingCN2 patents

3 Patents

USD10878732025
Fuel Tank for Ships
CHONGQING LIDONG TECHNOLOGY Co. Ltd.
0 cites
USD10738572025
Mobile Gas Station
CHONGQING LIDONG TECHNOLOGY Co. Ltd.
0 cites
USD10177632024
Fuel Tank
CHONGQING LIDONG MACHINERY & ELECTRIC CO., Ltd
0 cites