John C. Schadt

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Watertown, WI, US

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Patents Grantslast 30 patents

Information Patent Grant
Positive-displacement sampling apparatus
- Patent number 7,481,124
- Issue date Jan 27, 2009
- Sentry Equipment Corp.
- John C. Schadt
- G01 - MEASURING TESTING
Information Patent Grant
Apparatus for sampling fluid from reactor vessel
- Patent number 6,546,819
- Issue date Apr 15, 2003
- Sentry Equipment Corporation
- John C. Schadt
- G01 - MEASURING TESTING
Information Patent Grant
Apparatus and method for sampling fluid from reactor vessel
- Patent number 6,205,869
- Issue date Mar 27, 2001
- Sentry Equipment Corporation
- John C. Schadt
- G01 - MEASURING TESTING
Information Patent Grant
Temperature-sensitive shutoff valve
- Patent number 5,826,790
- Issue date Oct 27, 1998
- Sentry Equipment Corp.
- Scott E. Raether
- G05 - CONTROLLING REGULATING

Patents Applicationslast 30 patents

Information Patent Application
Positive-displacement sampling apparatus
- Publication number 20070272038
- Publication date Nov 29, 2007
- Sentry Equipment
- John C. Schadt
- G01 - MEASURING TESTING