MC

Margaret Childs

📍 Northfield, IL: #59 of 110 inventorsTop 55%
🗺 Illinois: #48,934 of 84,256 inventorsTop 60%
Overall (All Time): #3,998,506 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4599749 Cap for women to conceal hair loss Kathryn R. Costikyan 1986-07-15