HG

Hans Gotta

GG Gerhard Collardin Gmbh: 1 patents #9 of 30Top 30%
📍 Hennef (Sieg), DE: #72 of 147 inventorsTop 50%
Overall (All Time): #4,052,084 of 4,157,543Top 100%
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4384900 Method of treating metal surfaces prior to phosphatization Karl-Heinz Gottwald 1983-05-24