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Billy J. Pfenninger
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Hutchinson, KS, US
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last 30 patents
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Patent Grant
Spring-cushioned hydraulic depth control system for tillage implements
Patent number
5,450,908
Issue date
Sep 19, 1995
Krause Plow Corporation, Inc.
Rodney L. Hagman
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Grant
Furrow opening assembly
Patent number
4,750,441
Issue date
Jun 14, 1988
Krause Plow Corporation
Billy J. Pfenninger
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Grant
Highly flexible, foldable drill for uniform depth seed deposit
Patent number
4,660,651
Issue date
Apr 28, 1987
Krause Plow Corporation
Billy J. Pfenninger
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Grant
Wing lift for foldable implements
Patent number
4,535,848
Issue date
Aug 20, 1985
Krause Plow Corporation
Billy J. Pfenninger
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Grant
Automatic coulter depth control
Patent number
4,250,970
Issue date
Feb 17, 1981
Krause Plow Corporation
Billy J. Pfenninger
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Grant
Farm implement and control structure for wing sections thereof
Patent number
4,232,747
Issue date
Nov 11, 1980
Krause Plow Corporation
Billy J. Pfenninger
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING