Joerg-Heim J. Walling

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Beaconsfield, CA

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Patents Grantslast 30 patents

Information Patent Grant
Pulp insulated telecommunications conductor
- Patent number 4,545,858
- Issue date Oct 8, 1985
- Northern Telecom Limited
- John F. Porter
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Pulp insulated telecommunications conductor
- Patent number 4,441,961
- Issue date Apr 10, 1984
- Northern Telecom Limited
- John F. Porter
- H01 - BASIC ELECTRIC ELEMENTS