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Hao's Fitness Equipment (Shanghai) Co., Ltd. TRADING Ltd.
3 patents in portfolio
US12397188
utility
2025
Weight-adjustable Dumbbell
0 cites
US12377306
utility
2025
Dumbbell Handle, Dumbbell and Dumbbell Base
0 cites
US12290713
utility
2025
Rotary Dumbbell
0 cites