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Ralph E. Weeder
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Lindsay, NE, US
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last 30 patents
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Patent Grant
Planter population reduction drive unit
Patent number
4,623,078
Issue date
Nov 18, 1986
Ralph E. Weeder
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
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Patent Grant
Planter population reduction drive unit
Patent number
4,550,860
Issue date
Nov 5, 1985
Ralph E. Weeder
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING