David John Roulston

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Mossley, GB

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Patents Grantslast 30 patents

Information Patent Grant
Cross-polar and co-polar transceiver
- Patent number 7,474,173
- Issue date Jan 6, 2009
- ASC Signal Corporation
- Evangelos Avramis
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Circular and Linear Polarization LNB
- Publication number 20080020727
- Publication date Jan 24, 2008
- ANDREW CORPORATION
- David John Roulston
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Cross-Polar and Co-Polar Transceiver
- Publication number 20070296518
- Publication date Dec 27, 2007
- ANDREW CORPORATION
- Evangelos Avramis
- H01 - BASIC ELECTRIC ELEMENTS