RF

Roberta K. Frush

📍 Winthrop Harbor, IL: #25 of 41 inventorsTop 65%
🗺 Illinois: #48,934 of 84,256 inventorsTop 60%
Overall (All Time): #3,882,657 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5038703 Device and method to aid in toilet training pets — 1991-08-13