Application
19248464 · ELECTRIC TOOTHBRUSH DEVICE WITH BUILT-IN SHRAPNEL ASSEMBLY
Filed 2025-06-25 · Granted · Patent 12419411 (2025-09-23) The official file ↗The patent and its PDF ↗ · Art unit 3723 · Examiner Caleb Andrew Holizna Typical · CPC A46B 13/02 · Guangdong Yingxin Technology Co., Ltd. · Zhigang Ma - HEMI
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