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Carl Roberson
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Park Forest, IL, US
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last 30 patents
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Patent Grant
Reinforced structure for steel ends of cylindrical shipping containers
Patent number
4,560,080
Issue date
Dec 24, 1985
The Continental Group, Inc.
John K. Shepard
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Patent Grant
Closure for steel drums with blow molded liners
Patent number
4,164,304
Issue date
Aug 14, 1979
The Continental Group, Inc.
Carl Roberson
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL