Israel Levi

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Ottawa, CA

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Patents Grantslast 30 patents

Information Patent Grant
Amplitude equalizer circuit
- Patent number 4,229,716
- Issue date Oct 21, 1980
- Northern Telecom Limited
- Israel Levi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Voltage boost circuit for telephone systems
- Patent number 4,127,747
- Issue date Nov 28, 1978
- Northern Telecom Limited
- Israel Levi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Self-adjusting voice frequency repeater
- Patent number 4,049,928
- Issue date Sep 20, 1977
- Northern Telecom Limited
- Israel Levi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE