R. William Mengel

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Great Falls, VA, US

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Patents Grantslast 30 patents

Information Patent Grant
Magazine for use with a gas sampling system
- Patent number 6,321,609
- Issue date Nov 27, 2001
- EAI Coporation
- R. William Mengel
- G01 - MEASURING TESTING
Information Patent Grant
Gas sampling system
- Patent number 6,272,937
- Issue date Aug 14, 2001
- EAI Corporation
- R. William Mengel
- G01 - MEASURING TESTING
Information Patent Grant
Means for trapping contaminants contained in a gas
- Patent number 6,244,117
- Issue date Jun 12, 2001
- EAT Corporation
- R. William Mengel
- G01 - MEASURING TESTING
Information Patent Grant
Automated sequential gas sampling system
- Patent number 6,167,767
- Issue date Jan 2, 2001
- RAI Corporation
- R. William Mengel
- G01 - MEASURING TESTING