RB

Randall G. Birt

📍 Omaha, NE: #2 of 120 inventorsTop 2%
🗺 Nebraska: #11 of 335 inventorsTop 4%
Overall (2004): #45,573 of 270,089Top 20%
2
Patents 2004

Issued Patents 2004

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6764021 Concrete railroad grade crossing panels Thomas L. Egan 2004-07-20
6705536 Concrete railroad grade crossing panels Thomas L. Egan 2004-03-16