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Earle A. Hallstrom
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Barrington, RI, US
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last 30 patents
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Patent Grant
Interconnected stacked coils for continuous feed
Patent number
4,022,396
Issue date
May 10, 1977
Teledyne, Inc.
Edward A. Manchester
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL