JD

Jurgen Donch

AM Amazon: 1 patents #3 of 15Top 20%
Overall (1989): #139,371 of 140,708Top 100%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4851189 Method of manufacturing cams by powder metallurgy Bernhard Schelb, Wolfgang Zimmermann 1989-07-25