JG

John Ernest Gumbel

IB Insituform (Netherlands) B.V.: 1 patents #19 of 29Top 70%
Overall (All Time): #3,456,349 of 4,157,543Top 85%
1
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6932116 Fiber reinforced composite liner for lining an existing conduit and method of manufacture E. Peter Smith, David Hahn 2005-08-23