Janos I. Csapo

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Oakton, VA, US

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Patents Grantslast 30 patents

Information Patent Grant
Secretarial answering system with distributed processing
- Patent number 4,603,236
- Issue date Jul 29, 1986
- GTE Communication Systems Corp.
- Louis W. Smith
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Secretarial answering system
- Patent number 4,574,165
- Issue date Mar 4, 1986
- GTE Business Communication Systems Inc.
- Louis W. Smith
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Secretarial telephone station for use with a secretarial answering...
- Patent number 4,567,324
- Issue date Jan 28, 1986
- GTE Business Communication Systems, Inc.
- Louis W. Smith
- H04 - ELECTRIC COMMUNICATION TECHNIQUE