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Dewight Lavergne Cartwright
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Pittsford, NY, US
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Patents Grants
last 30 patents
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Patent Grant
Tunnelling head and method
Patent number
5,470,132
Issue date
Nov 28, 1995
Dewight L. Cartwright
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
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Patent Application
Laser Control System and Apparatus for Drilling and Boring Operations
Publication number
20080073121
Publication date
Mar 27, 2008
Jason Austin Cartwright
E21 - EARTH DRILLING MINING