FF

F. Frederick Fondriest

TO The Standard Oil: 1 patents #291 of 601Top 50%
📍 Lake Forest, IL: #262 of 431 inventorsTop 65%
🗺 Illinois: #48,934 of 84,256 inventorsTop 60%
Overall (All Time): #4,110,024 of 4,157,543Top 100%
1
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4198097 Method of mining — 1980-04-15