Noel H. C. Marshall

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Woodside, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Dual transmitter visual display system
- Patent number 5,905,455
- Issue date May 18, 1999
- Zircon Corporation
- Charles E. Heger
- G01 - MEASURING TESTING
Information Patent Grant
Ultra wide-band radar antenna for concrete penetration
- Patent number 5,640,168
- Issue date Jun 17, 1997
- Zircon Corporation
- Charles E. Heger
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Moisture measurement apparatus, system and method utilizing microwa...
- Patent number 5,514,970
- Issue date May 7, 1996
- Noel H. C. Marshall
- G01 - MEASURING TESTING
Information Patent Grant
Moisture measurement apparatus, system and method utilizing microwa...
- Patent number 5,313,167
- Issue date May 17, 1994
- Noel H. C. Marshall
- G01 - MEASURING TESTING