HG

Hans A. Graefe

📍 Schwelm, DE: #3 of 7 inventorsTop 45%
Overall (2004): #214,489 of 270,089Top 80%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6787227 High-tenacity yarn with profiled filaments Ralf Koehnen, Frank Leymann, Britta Konrad, Gerhard Berberich, Andreas Tulke +1 more 2004-09-07