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Percussive arc welding apparatus
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Patent number 6,376,794
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Issue date Apr 23, 2002
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The United States of America as represented by the Department of Energy
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Donald L. Hollar
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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 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
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Percussion weld monitoring
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Patent number 4,728,768
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Issue date Mar 1, 1988
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General Electric Company
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Michael K. Cueman
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Percussive arc welding
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Patent number 4,417,120
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Issue date Nov 22, 1983
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International Business Machines Corporation
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Douglas L. Lumbra
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Power supply for percussion welding
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Patent number 4,339,652
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Issue date Jul 13, 1982
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General Electric Company
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Cecil Bailey
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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3891789
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Patent number 3,891,789
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Issue date Jun 24, 1975
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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3777111
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Patent number 3,777,111
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Issue date Dec 4, 1973
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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3747051
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Patent number 3,747,051
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Issue date Jul 17, 1973
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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3707614
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Patent number 3,707,614
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Issue date Dec 26, 1972
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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3654423
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Patent number 3,654,423
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Issue date Apr 4, 1972
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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3609284
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Patent number 3,609,284
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Issue date Sep 28, 1971
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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3564191
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Patent number 3,564,191
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Issue date Feb 16, 1971
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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3497661
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Patent number 3,497,661
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Issue date Feb 24, 1970
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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3482074
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Patent number 3,482,074
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Issue date Dec 2, 1969
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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3474217
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Patent number 3,474,217
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Issue date Oct 21, 1969
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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3437782
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Patent number 3,437,782
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Issue date Apr 8, 1969
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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3433921
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Patent number 3,433,921
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Issue date Mar 18, 1969
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR