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Weld spatter protective coating
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Patent number 4,532,403
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Issue date Jul 30, 1985
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United Technologies Corporation
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Lester W. Jordan
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Electron beam hole drilling apparatus
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Patent number 4,484,058
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Issue date Nov 20, 1984
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United Technologies Corporation
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Curtiss G. Howard
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Backer for electron beam hole drilling
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Patent number 4,239,954
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Issue date Dec 16, 1980
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United Technologies Corporation
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Curtiss G. Howard
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Method of hot isostatic compaction
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Patent number 4,023,966
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Issue date May 17, 1977
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United Technologies Corporation
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Joseph Frederick Loersch
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B22 - CASTING POWDER METALLURGY