SS

Shin-Ching Sun

Overall (1989): #15,828 of 140,708Top 15%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4883224 Ashtray apparatus 1989-11-28
4811775 Apparatus for preventing criminal's escape or violence 1989-03-14