IJ

Irl H. Marshall, Jr.

📍 Northbrook, IL: #6 of 30 inventorsTop 20%
🗺 Illinois: #566 of 2,749 inventorsTop 25%
Overall (1982): #80,254 of 81,411Top 100%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4360946 Apparatus for cleaning floors and floor coverings Paul R. Bald 1982-11-30