Daniel Sabelko

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Elk River, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Butterfly valves with undulating sealing surface
- Patent number 8,607,815
- Issue date Dec 17, 2013
- Dynamic Air Inc.
- Robert A. Hansen
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Butterfly valves with undulating sealing surface
- Patent number 8,256,450
- Issue date Sep 4, 2012
- Dynamil Air Inc.
- Robert A. Hansen
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Vibrator
- Patent number 7,963,207
- Issue date Jun 21, 2011
- Dynamil Air Inc.
- Robert A. Hansen
- B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Butterfly valves
- Publication number 20120227833
- Publication date Sep 13, 2012
- Robert A. Hansen
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Butterfly valves
- Publication number 20100326535
- Publication date Dec 30, 2010
- Robert A. Hansen
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Vibrator
- Publication number 20090272255
- Publication date Nov 5, 2009
- Robert A. Hansen
- B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL