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Drill bit
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Patent number D1046584
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Issue date Oct 15, 2024
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Boart Longyear Company
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Anthony Lachance
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D08 - Tools and hardware
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Continuous feed drilling system
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Patent number 6,615,931
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Issue date Sep 9, 2003
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Boart Longyear Co.
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William V. Dycus
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Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
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Drilling rig
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Patent number 5,794,723
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Issue date Aug 18, 1998
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Boart Longyear Company
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Clifford Caneer
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E21 - EARTH DRILLING MINING
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Moisture detector
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Patent number 5,687,606
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Issue date Nov 18, 1997
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Boart Longyear Company
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Sean Kevin Reilly
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G01 - MEASURING TESTING
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