JH

John V. Heyes

BL British Petroleum Company Limited: 1 patents #40 of 133Top 35%
Overall (All Time): #4,109,562 of 4,157,543Top 100%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4196922 Bituminous composition Terence R. J. Fabb 1980-04-08