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Two cycle air cut-off press
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Patent number 4,685,367
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Issue date Aug 11, 1987
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Tishken Products Co.
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Edward G. Lash
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B26 - HAND CUTTING TOOLS CUTTING SEVERING
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Two cycle air cut-off press
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Patent number 4,579,031
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Issue date Apr 1, 1986
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Tishken Products Co.
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Edward G. Lash
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B26 - HAND CUTTING TOOLS CUTTING SEVERING
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Sweep-forming apparatus
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Patent number 4,530,226
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Issue date Jul 23, 1985
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Tishken Products, Inc.
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Carl F. Granzow
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...