Key telephone system and method of setting operating data in the

Details Key telephone system and method of setting operating data in the Key telephone system and method of setting operating data in the

1982-11-26

1985-01-01

Schreyer, Stafford D.

H04Q 518

Patent

active

044916930

ABSTRACT:
This system is a key telephone system of a type setting operating data for controlling the operations of respective key telephone sets and the entire system by using the keys of the key telephone sets. This key telephone system has a plurality of key telephone sets and a main unit, and the main unit has first and second memories for storing the operating data. The main unit takes the first mode for operating the system in accordance with the operating data of the first memory and the second mode for setting the operating data. The second memory stores the reference operating data and transfers the data into the first memory as required.

REFERENCES:
patent: 4203011 (1980-05-01), Coviello
TIE Catalogue, "Meritor EK-4/5", published Nov. 1980.
NEC Technological Report, vol. 37, No. 7, 1982, p. 15.

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