JI

Joseph H. Irvine

HY Hydril: 1 patents #73 of 135Top 55%
Overall (All Time): #4,040,733 of 4,157,543Top 100%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4470621 Flexible tubular connector — 1984-09-11