Claude Arpin

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St-Hippolyte, CA

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Patents Grantslast 30 patents

Information Patent Grant
Automatic telephone line switch
- Patent number 7,315,615
- Issue date Jan 1, 2008
- Sittelle Technologies, Inc.
- Claude Arpin
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Automatic telephone line switch
- Publication number 20050117732
- Publication date Jun 2, 2005
- Claude Arpin
- H04 - ELECTRIC COMMUNICATION TECHNIQUE