Douglas Edward Bain

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Cincinnati, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus and method for providing switching at a telephone cross-c...
- Patent number 7,203,306
- Issue date Apr 10, 2007
- Loopexpert Technologies, Inc.
- Douglas Edward Bain
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Apparatus and method for providing switching at a telephone cross-c...
- Publication number 20040005049
- Publication date Jan 8, 2004
- Douglas Edward Bain
- H04 - ELECTRIC COMMUNICATION TECHNIQUE