LR

Lois M. Roberts

📍 Oconomowoc, WI: #6 of 14 inventorsTop 45%
🗺 Wisconsin: #325 of 1,637 inventorsTop 20%
Overall (1989): #82,964 of 140,708Top 60%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4822283 Semantic mapping device for teaching language skills — 1989-04-18