JB

Jan W. Blackburn

HY Hydril: 1 patents #73 of 135Top 55%
📍 Kingwood, TX: #454 of 726 inventorsTop 65%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4521042 Threaded connection Burl E. Baron 1985-06-04