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Ture Eric Kollberg
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Port Chester, NY, US
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last 30 patents
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Patent Grant
Screw conveyor having stopper bar means
Patent number
4,074,803
Issue date
Feb 21, 1978
American Defibrator, Inc.
Ture Eric Kollberg
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL