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David W. Shollenbarger
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Marshalltown, IA, US
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Patents Grants
last 30 patents
Information
Patent Grant
High resolution pulse count interface
Patent number
6,945,125
Issue date
Sep 20, 2005
Daniel Industries, Inc.
Richard J. Vanderah
G01 - MEASURING TESTING
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Patent Grant
High-low pressure pilot
Patent number
4,616,670
Issue date
Oct 14, 1986
Fisher Controls International, Inc.
John W. Duffy
G05 - CONTROLLING REGULATING
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Patent Grant
Pressure pilot switch point device
Patent number
4,485,727
Issue date
Dec 4, 1984
Fisher Controls International, Inc.
David W. Shollenbarger
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
High resolution pulse count interface
Publication number
20050120806
Publication date
Jun 9, 2005
Daniel Industries, Inc.
Richard J. Vanderah
G01 - MEASURING TESTING