David Alan Ashman

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Portland, OR, US

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Patents Grantslast 30 patents

Information Patent Grant
Auto-zeroing absolute pressure sensor
- Patent number 9,116,060
- Issue date Aug 25, 2015
- Hach Company
- David Alan Ashman
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
AUTO-ZEROING ABSOLUTE PRESSURE SENSOR
- Publication number 20130317763
- Publication date Nov 28, 2013
- Hach Company
- David Alan Ashman
- G01 - MEASURING TESTING