James D. Tuttle

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Sheffield, IA, US

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Patents Grantslast 30 patents

Information Patent Grant
Adjustable angle ridger for a cultivator
- Patent number 5,787,991
- Issue date Aug 4, 1998
- Sukup Manufacturing Company
- James D. Tuttle
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Grant
Operating position adjustment levers for cultivator tools
- Patent number 5,573,072
- Issue date Nov 12, 1996
- Sukup Manufacturing Company
- James R. Evans
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Grant
Ridge tillage attachment for planters
- Patent number 4,974,683
- Issue date Dec 4, 1990
- Sukup Manufacturing Company
- John Hanig
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING