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Multiple rail linear feed system
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Patent number 4,446,959
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Issue date May 8, 1984
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North American Philips Corporation
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Clifford E. Dunlap
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Stacking apparatus and method
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Patent number 4,050,591
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Issue date Sep 27, 1977
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W. A. Krueger Co.
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Clifford E. Dunlap
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B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
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Stacking method
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Patent number 4,046,259
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Issue date Sep 6, 1977
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W. A. Krueger Co.
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Clifford E. Dunlap
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B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
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Sorting apparatus
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Patent number 4,014,784
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Issue date Mar 29, 1977
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W. A. Krueger Co.
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Clifford E. Dunlap
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B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
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Marine drive system
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Patent number 3,951,096
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Issue date Apr 20, 1976
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Clifford E. Dunlap
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B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT