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Reusable metal drum
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Patent number 5,320,243
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Issue date Jun 14, 1994
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Greif Bros. Corporation
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James A. Hale
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Reusable recycable fiber drum
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Patent number 5,258,086
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Issue date Nov 2, 1993
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Greif Bros. Corporation
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James A. Hale
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Reusable metal drum
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Patent number 5,232,117
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Issue date Aug 3, 1993
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Greif Bros. Corporation
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James A. Hale
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Reusable recyclicable fiber drum
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Patent number 5,137,206
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Issue date Aug 11, 1992
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Greif Bros. Corporation
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James A. Hale
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Self locking cover/bottom for fibre drums
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Patent number 4,852,792
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Issue date Aug 1, 1989
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Greif Bros. Corporation
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James A. Hale
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL