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Paul M. Yavorsky

UI US Dept of the Interior: 1 patents #132 of 508Top 30%
📍 Jefferson Hills, PA: #75 of 151 inventorsTop 50%
🗺 Pennsylvania: #43,221 of 74,527 inventorsTop 60%
Overall (All Time): #3,881,823 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5035722 Method of extracting coal from a coal refuse pile — 1991-07-30