IP Library Granted Patent US 4,740,914
Granted Patent Utility
US 4,740,914 · App. 06/687,786

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Inventors: Robert J. Abrant, Michael D. Martys, George K. Tarleton
Patented Case View Patent ↗
Granted: Apr 26, 1988 Filed: Dec 31, 1984
Inventors
Robert J. Abrant
Michael D. Martys
George K. Tarleton
Assignee (at issue)
GTE Communication Systems Corporation

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Quick Facts
Patent No.
US 4,740,914
App. No.
06/687,786
Filed
1984-12-31
Granted
1988-04-26
Kind
A