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Ralph D. Murphy
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Akron, OH, US
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last 30 patents
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Patent Grant
Electromagnetic acoustic transducer (EMAT) inspection of cracks in...
Patent number
6,282,964
Issue date
Sep 4, 2001
The Babcock & Wilcox Co
Jimmy W. Hancock
G01 - MEASURING TESTING
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Patent Grant
EMAT inspection of header tube stubs
Patent number
6,079,273
Issue date
Jun 27, 2000
McDermott Technology, Inc.
Paul J. Latimer
G01 - MEASURING TESTING