HG

Hartmut Grethen

MA Mannesmann Ag: 1 patents #20 of 129Top 20%
Overall (1994): #129,215 of 165,921Top 80%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5365348 Process for printing a halftone image Friedrich-Wilhelm Drees, Raimund Nisius, Wolfgang Pekruhn 1994-11-15