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Dual speed rotary tool
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Patent number 11,498,172
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Issue date Nov 15, 2022
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Air Turbine Technologies, Inc.
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Simon Richard Shane
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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3354749
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Patent number 3,354,749
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Issue date Nov 28, 1967
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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3347302
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Patent number 3,347,302
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Issue date Oct 17, 1967
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B60 - VEHICLES IN GENERAL
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2203743
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Patent number 2,203,743
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Issue date Jun 11, 1940
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR