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John D. Smethers

TL The Boc Group Limited: 1 patents #283 of 612Top 50%
Overall (All Time): #4,113,408 of 4,157,543Top 100%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4206754 Lung ventilators Lawrence A. Cox 1980-06-10