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Daoyong Chen
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Taizhou, CN
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last 30 patents
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Patent Grant
Mobile gas station
Patent number
D1073857
Issue date
May 6, 2025
CHONGQING LIDONG TECHNOLOGY CO. LTD.
ZhongBing Zhu
D23 - Environmental heating and cooling
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Patent Grant
Fuel tank
Patent number
D1017763
Issue date
Mar 12, 2024
CHONGQING LIDONG MACHINERY & ELECTRIC CO., LTD
Qiping Zhang
D23 - Environmental heating and cooling