Melville G. Davey

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Swansea, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Method of producing signals commonly used with telephones
- Patent number 5,636,270
- Issue date Jun 3, 1997
- Melville G. Davey
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
System governing the sending and delivery of electronic mail using...
- Publication number 20050102526
- Publication date May 12, 2005
- Melville G. Davey
- H04 - ELECTRIC COMMUNICATION TECHNIQUE