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Rotary die-cutting
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Patent number 4,501,180
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Issue date Feb 26, 1985
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The Deritend Engineering Company Ltd.
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Thomas D. Bishop
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B26 - HAND CUTTING TOOLS CUTTING SEVERING
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Feeders for cardboard and like blanks
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Patent number 4,211,398
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Issue date Jul 8, 1980
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The Deritend Engineering Company
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Thomas D. Bishop
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Feeders for web material
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Patent number 4,153,191
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Issue date May 8, 1979
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The Deritend Engineering Company Limited
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Thomas D. Bishop
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Treatment of web material
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Patent number 4,147,078
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Issue date Apr 3, 1979
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The Deritend Engineering Company Limited
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Thomas D. Bishop
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL