RR

Roger Rouillard

📍 Henry County 156, CA: #1 of 5 inventorsTop 20%
Overall (1989): #16,846 of 140,708Top 15%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4861188 Apparatus for levelling concrete 1989-08-29
4848961 Concrete screed 1989-07-18