WH

Walter Hellermann

DA Degussa Ag: 1 patents #60 of 230Top 30%
📍 Dorsten, DE: #2 of 16 inventorsTop 15%
Overall (2002): #94,374 of 266,432Top 40%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6500554 Process for producing an extrusion-coated metal article Klaus Gahlmann 2002-12-31