HC

Herry Chang

Overall (1989): #26,363 of 140,708Top 20%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D299941 Paddle wheel propelled watercraft 1989-02-21
4796555 Knockdown type inflatable sailboat 1989-01-10