501 Centre de Recherche Industrielle du Quebec

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Quebec, CA

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Patents Grantslast 30 patents

Information Patent Grant
Multi-subscriber differentiation and distribution switching system...
- Patent number 4,354,167
- Issue date Oct 12, 1982
- 501 Centre de Recherche Industrielle du Quebec
- Gerard Terreault
- H03 - BASIC ELECTRONIC CIRCUITRY