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Accessory for cutting device
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Patent number 6,253,756
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Issue date Jul 3, 2001
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Diamant Boart S.A.
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Marc Petit
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B28 - WORKING CEMENT, CLAY, OR STONE
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Manual tile cutter
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Patent number 6,164,272
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Issue date Dec 26, 2000
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Diamant Boart SA
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Jean-Marie Fouy
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B28 - WORKING CEMENT, CLAY, OR STONE
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Self propelled saw
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Patent number 5,690,391
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Issue date Nov 25, 1997
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Diamant Boart, Inc.
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Michael G. Kingsley
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B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
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Self propelled saw
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Patent number 5,680,854
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Issue date Oct 28, 1997
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Diamant Boart, Inc.
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Michael G. Kingsley
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B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
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Self propelled saw
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Patent number D379094
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Issue date May 6, 1997
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Diamant Boart, Inc.
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Michael G. Kingsley
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D15 - Machines not elsewhere specified
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Cowling for concrete saw
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Patent number D371373
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Issue date Jul 2, 1996
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Diamant Boart, Inc.
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Michael G. Kingsley
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D15 - Machines not elsewhere specified
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Control lever for concrete saw
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Patent number D369816
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Issue date May 14, 1996
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Diamant Boart, Inc.
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Michael G. Kingsley
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D15 - Machines not elsewhere specified
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-
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Green and cured concrete
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Patent number 5,381,780
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Issue date Jan 17, 1995
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Diamant Boart, Inc.
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Darrell A. Yelton
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B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
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Cutting arm
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Patent number 4,856,719
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Issue date Aug 15, 1989
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Diamant Boart
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Charles P. Hallez
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B28 - WORKING CEMENT, CLAY, OR STONE
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Double core barrel
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Patent number 4,300,643
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Issue date Nov 17, 1981
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Diamant Boart
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Honore J. Lambot
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E21 - EARTH DRILLING MINING
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Drive mandrel for a drilling stem
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Patent number 4,273,200
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Issue date Jun 16, 1981
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Diamant Boart
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Joseph H. Lambot
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Cable-type core barrel
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Patent number 4,187,919
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Issue date Feb 12, 1980
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Diamant Boart
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Honore J. Lambot
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E21 - EARTH DRILLING MINING