FD

Frank Ernest March, deceased

📍 Des Plaines, IL: #489 of 807 inventorsTop 65%
🗺 Illinois: #48,934 of 84,256 inventorsTop 60%
Overall (All Time): #3,630,439 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6132601 Ecological apparatus for processing sewage by Dolores L. March, executrix 2000-10-17