FG

Frank L. Greenwald

📍 Western Springs, IL: #108 of 185 inventorsTop 60%
🗺 Illinois: #48,934 of 84,256 inventorsTop 60%
Overall (All Time): #4,027,382 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4423945 Film holding and agitating apparatus Seaton T. Preston, William D. Eich, Robert Berger 1984-01-03