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Hans Pfau

IGIpsen Industries International Gmbh: 1 patents #1 of 2Top 50%
Kleve, DE: #1 of 2 inventorsTop 50%
Overall (1989): #107,941 of 140,708Top 80%
1 Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4881982 Method for gaseous carburization of steel Bernd Edenhofer 1989-11-21

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Haans K. Petruschke1
Harro Petersen1
Hans-Ulrich Petereit1
Hans Peter Peschl1