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Yichen Jin
Ningbo
CN
3 patents
4 Patents
USD1115493
2026
Folding Mechanism of Folding Chair
0 cites
US12004657
2024
Automatic Folding Chair
0 cites
USD0996102
2023
Folding Table
0 cites
USD0996103
2023
Folding Table
0 cites