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John R. Sigle

🗺 Illinois: #48,934 of 84,256 inventorsTop 60%
Overall (All Time): #3,767,423 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5402942 Railway tie collar system Rudolph F. Wiatr 1995-04-04