FM

Frederick S. Marshall

📍 Arlington, TX: #14 of 129 inventorsTop 15%
🗺 Texas: #1,114 of 8,709 inventorsTop 15%
Overall (2003): #67,783 of 273,478Top 25%
2
Patents 2003

Issued Patents 2003

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6634830 Method and apparatus for post-tensioning segmented concrete pilings 2003-10-21
6543967 Staggered rebar for concrete pilings 2003-04-08