Telephone-call distributor

Details Telephone-call distributor Telephone-call distributor

1989-08-02

1991-04-23

Dwyer, James L.

Telephonic communications

Special services

Reserved call

379229, 379283, 379342, H04M 900

Patent

active

050105698

ABSTRACT:
In a telephone-call distributor of the present invention, a dial data signal to be transmitted is generated by a control unit (1301, 2301, 3301) and DTMF signal generator (1328, 3328) in accordance with the dial data given to the control unit through a DTMF signal receiver (1327, 2323, 3327).

REFERENCES:
patent: 3988547 (1976-10-01), Cicognani et al.
patent: 4029907 (1977-06-01), Jorgensen et al.
patent: 4311878 (1982-01-01), Berkowitz et al.
patent: 4555599 (1985-11-01), Hackett-Jones et al.

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