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3667591
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Patent number 3,667,591
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Issue date Jun 6, 1972
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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3489261
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Patent number 3,489,261
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Issue date Jan 13, 1970
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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3481448
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Patent number 3,481,448
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Issue date Dec 2, 1969
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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3306432
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Patent number 3,306,432
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Issue date Feb 28, 1967
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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3295666
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Patent number 3,295,666
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Issue date Jan 3, 1967
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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3254881
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Patent number 3,254,881
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Issue date Jun 7, 1966
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F28 - HEAT EXCHANGE IN GENERAL
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2961125
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Patent number 2,961,125
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Issue date Nov 22, 1960
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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2958616
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Patent number 2,958,616
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Issue date Nov 1, 1960
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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2940583
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Patent number 2,940,583
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Issue date Jun 14, 1960
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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2628708
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Patent number 2,628,708
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Issue date Feb 17, 1953
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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2211801
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Patent number 2,211,801
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Issue date Aug 20, 1940
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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2211802
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Patent number 2,211,802
-
Issue date Aug 20, 1940
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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1892206
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Patent number 1,892,206
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Issue date Dec 27, 1932
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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1758994
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Patent number 1,758,994
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Issue date May 20, 1930
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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1402488
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Patent number 1,402,488
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Issue date Jan 3, 1922
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL