SM

Sadao Mabuchi

BC Bridgestone Cycle Co.: 1 patents #1 of 8Top 15%
Overall (1989): #59,250 of 140,708Top 45%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4838122 Speed change device for bicycle Kikuzo Takamiya, Kazuhiro Inoue 1989-06-13