KF

Karl Frenkenberger

CG Construction Research & Technology Gmbh: 1 patents #160 of 338Top 50%
📍 Oberottmarshausen, DE: #1 of 3 inventorsTop 35%
Overall (All Time): #3,177,475 of 4,157,543Top 80%
1
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8545620 Cement accelerator Stefan Köhler, Thomas Heichele, Klaus-Dieter Hötzl, Patrick Weiss, Alexander Dressen 2013-10-01