CC

Chun Chang

📍 Zhubei City, OH: #1 of 1 inventorsTop 100%
Overall (1997): #169,126 of 185,788Top 95%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5676532 Adjustable one-way rotary liquid pumping device Lu Cheng 1997-10-14