WL

Wangping Liu

UN Unknown: 1 patents #29,356 of 83,584Top 40%
📍 Yiyang, CN: #28 of 41 inventorsTop 70%
Overall (All Time): #2,994,281 of 4,157,543Top 75%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9304497 Interference-free multifunctional metronome for rhythm conducting — 2016-04-05