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Doubleeagle Industry (China) Limited
4 patents in portfolio
US12157068
utility
2024
Brick
0 cites
USD1048219
design
2024
Building Block Toy Set
0 cites
US12018751
utility
2024
Gear Shift Drum
0 cites
US11946535
utility
2024
Clamp Building Block Differential
0 cites