JK

Johannes Krenz

KR Krone: 1 patents #72 of 185Top 40%
Overall (All Time): #4,073,715 of 4,157,543Top 100%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4342882 Automatic pause generator for dialers Peter Gravenhorst 1982-08-03