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Henry Wiseman
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Lancaster, OH, US
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last 30 patents
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Patent Grant
Polycrystalline cutter with multiple cutting edges
Patent number
7,316,279
Issue date
Jan 8, 2008
Diamond Innovations, Inc.
Henry Wiseman
E21 - EARTH DRILLING MINING
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last 30 patents
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Patent Application
Polycrystalline cutter with multiple cutting edges
Publication number
20060102389
Publication date
May 18, 2006
Henry Wiseman
E21 - EARTH DRILLING MINING