HF

Harry J. Fruin

DS Dresser Europe S.A.: 1 patents #2 of 16Top 15%
Overall (All Time): #4,081,884 of 4,157,543Top 100%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4245526 Mining machine haulage transmission Paul Greenhough 1981-01-20