RM

Richard L. McDuffee

TP Twinoak Products: 1 patents #2 of 2Top 100%
📍 Aurora, IL: #589 of 1,049 inventorsTop 60%
🗺 Illinois: #48,934 of 84,256 inventorsTop 60%
Overall (All Time): #4,092,919 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4277853 For toilet bowl cleaning 1981-07-14