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Konrad Burger

UN Unknown: 2 patents #12,644 of 83,584Top 20%
Overall (All Time): #3,604,659 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6015396 Automatic cannula withdrawing device for injection syringes Heinz Buttgen, Tilo Callenbach, Karl Mazenauer, Daniel Riesen, Daniel Vuille 2000-01-18