DC

Dobrogost W. Czarnek

UN Unknown: 2 patents #12,644 of 83,584Top 20%
Overall (All Time): #3,716,923 of 4,157,543Top 90%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5634476 Uterine contraction sensing device and method for manufacture and use thereof Fredric I. Orkin, Robert Czarnek 1997-06-03