JK

Johannes Kiefer

FA Filtrox-Werk Ag: 1 patents #1 of 10Top 10%
📍 Rotkreuz, CH: #60 of 117 inventorsTop 55%
Overall (All Time): #3,694,910 of 4,157,543Top 90%
1
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5801051 Method and apparatus for cleaning a filter aid Manfred Girr, Aukens Jan Smaal, Brigitte Lippuner 1998-09-01