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Lewellyn Boyce Colbourne

UNUnknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #3,702,300 of 4,157,543Top 90%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5833430 Wall raising apparatus Douglas Bradley Reynolds 1998-11-10

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Robert L. Chapkis1