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Heat exchange panel
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Patent number 4,235,287
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Issue date Nov 25, 1980
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Olin Corporation
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Charles A. Kleine
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Heat exchange panel
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Patent number 4,109,711
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Issue date Aug 29, 1978
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Olin Corporation
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Charles A. Kleine
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Hollow article
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Patent number 4,081,026
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Issue date Mar 28, 1978
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Olin Corporation
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Charles A. Kleine
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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3735720
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Patent number 3,735,720
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Issue date May 29, 1973
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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3222763
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Patent number 3,222,763
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Issue date Dec 14, 1965
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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3214949
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Patent number 3,214,949
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Issue date Nov 2, 1965
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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3214251
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Patent number 3,214,251
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Issue date Oct 26, 1965
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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3211118
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Patent number 3,211,118
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Issue date Oct 12, 1965
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...