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Royal Industries, Inc., a subsidiary of Lear Siegler, Inc.
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Sac City, IA, US
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Patent Grant
Agricultural furrowing assembly
Patent number
4,173,261
Issue date
Nov 6, 1979
Royal Industries, Inc., a subsidiary of Lear Siegler, Inc.
Willis Wells
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
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