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Hole saw arbor
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Patent number 11,964,332
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Issue date Apr 23, 2024
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Harry Omer Morrison
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Pipe coupon retainer
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Patent number 11,945,038
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Issue date Apr 2, 2024
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Mueller Intemational, LLC
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David Latimore Hughes
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Hole saw
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Patent number 11,745,273
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Issue date Sep 5, 2023
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Milwaukee Electric Tool Corporation
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Geoffrey R. Piller
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Apparatus for cutting twisted strips
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Patent number 9,855,666
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Issue date Jan 2, 2018
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The Last Twist, Inc.
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Jorge Antonio Alcala Lopez
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Slug retrieval apparatus
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Patent number 7,438,509
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Issue date Oct 21, 2008
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Wing Chai Wong
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Core retainer
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Patent number 6,881,016
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Issue date Apr 19, 2005
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James L. May
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Forming threaded holes
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Patent number 5,615,981
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Issue date Apr 1, 1997
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Douglas J. Wheatley
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Pipe piercing fitting and valve
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Patent number 5,345,964
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Issue date Sep 13, 1994
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Friatec AG Keramik- und Kunststoffwerke
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Norbert Friedel
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Drilling tool
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Patent number 5,171,111
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Issue date Dec 15, 1992
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Kansai Kogu Manufacturing Co., Ltd.
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Masato Kishimoto
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Hole saw and drive
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Patent number 5,096,341
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Issue date Mar 17, 1992
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Roger J. Despres
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Slug retainer
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Patent number 4,676,701
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Issue date Jun 30, 1987
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Milwaukee Electric Tool Corporation
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Bernhard Palm
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Hole saw mandrel
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Patent number 4,669,928
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Issue date Jun 2, 1987
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Eugenio Mediavilla
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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