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Tubular choke wrench apparatus
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Patent number 5,151,552
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Issue date Sep 29, 1992
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Louis A. Alessandri
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B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
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Manual percussive welding apparatus
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Patent number 5,001,322
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Issue date Mar 19, 1991
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Triad, Inc.
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Louis A. Alessandri
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Manual percussive welding apparatus
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Patent number 4,752,666
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Issue date Jun 21, 1988
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Triad, Inc.
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Louis A. Alessandri
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR