John M. Field

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Edina, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Non-invasive testing of video signals with a jack module and amplif...
- Patent number 5,594,347
- Issue date Jan 14, 1997
- ADC Telecommunications, Inc.
- Dominic J. Louwagie
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Jack module
- Patent number 5,348,491
- Issue date Sep 20, 1994
- ADC Telecommunications, Inc.
- Dominic J. Louwagie
- G02 - OPTICS