Richard A. Bowie

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Fresno, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for porting a side wall of a conduit from interiorly thereof
- Patent number 4,197,908
- Issue date Apr 15, 1980
- Underground Surveys Corporation
- Edward M. Davis
- B26 - HAND CUTTING TOOLS CUTTING SEVERING