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Zuopeng Zhu

Overall (2019): #100,281 of 560,194Top 20%
2
Patents 2019

Issued Patents 2019

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10222167 Three-stage air pump assembly for pneumatic air gun 2019-03-05
10215525 Pneumatic air gun 2019-02-26