JD

Joseph O. Duchac

📍 Rhinelander, WI: #1 of 4 inventorsTop 25%
🗺 Wisconsin: #153 of 927 inventorsTop 20%
Overall (1982): #53,373 of 81,411Top 70%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4336730 Fixture for resurfacing vehicle brake discs William L. Kopecko, Robert L. Fuller, Jr. 1982-06-29