Combination alarm and automatic telephone answering system

Details Combination alarm and automatic telephone answering system Combination alarm and automatic telephone answering system

1976-11-01

1978-04-18

Claffy, Kathleen H.

179 5R, H04M 1104

Patent

active

040852920

ABSTRACT:
An improved combination alarm and automatic telephone answering system for connection to a telephone line, which is adapted to permit a person to determine the existence of one or more alarm conditions at a remote location by telephoning a predetermined telephone number at the remote location and listening for a coded signal indicative of normal or alarm conditions. In an optional mode, the incoming call is not answered, to thereby signify normal conditions.

REFERENCES:
patent: 3325598 (1967-06-01), O'Neill
patent: 3567864 (1971-03-01), Palmer
patent: 3787624 (1974-01-01), Spitalny

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