Ronald Joseph Angner

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Freehold, NJ, US

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Patents Grantslast 30 patents

Information Patent Grant
Key telephone unit protective coupler
- Patent number 4,145,579
- Issue date Mar 20, 1979
- Bell Telephone Laboratories, Incorporated
- Ronald J. Angner
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Logic control for electronic key telephone line circuit
- Patent number 4,057,693
- Issue date Nov 8, 1977
- Bell Telephone Laboratories, Incorporated
- Ronald Joseph Angner
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Key telephone line circuit tone-on-hold arrangement
- Patent number 4,056,695
- Issue date Nov 1, 1977
- Bell Telephone Laboratories, Incorporated
- Ronald Joseph Angner
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Key telephone lamp control circuit
- Patent number 4,055,731
- Issue date Oct 25, 1977
- Bell Telephone Laboratories, Incorporated
- Ronald Joseph Angner
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Key telephone communication path interface
- Patent number 4,039,763
- Issue date Aug 2, 1977
- Bell Telephone Laboratories, Incorporated
- Ronald Joseph Angner
- H04 - ELECTRIC COMMUNICATION TECHNIQUE