JW

John R. Washington

AP American Cast Iron Pipe: 1 patents #1 of 2Top 50%
📍 Knebworth, AL: #1 of 1 inventorsTop 100%
Overall (2002): #183,557 of 266,432Top 70%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6490900 Pipe gauging and rounding apparatus and method Gene L. Oliver 2002-12-10