Telephonic communications – Terminal – Switch or switch actuator structure
Patent
1991-01-08
1993-01-05
Schreyer, Stafford D.
Telephonic communications
Terminal
Switch or switch actuator structure
379165, 379376, H04M 164, H04M 906
Patent
active
051777835
ABSTRACT:
In a telephone answering machine, means are provided for selecting one of three operating modes. In mode 1, the answering machine answers telephone calls connected via the tip and ring terminals, and does not place a low impedance across the A and A1 terminals. In mode 2, the answering machine answers calls connected via the tip and ring terminals, and places a low impedance across the A and A1 terminals. In mode 3, the answering machine answers telephone calls connected via the A and A1 terminals.
REFERENCES:
patent: 3419684 (1968-12-01), Lord et al.
Advertisements for telephone answering machines having capability of answering two telephone lines--these machines are: the Panasonic KX-T2740, AT&T model 1532 & AT&T model 1332.
Kuok Henry H.
Livingston John H.
Schreyer Stafford D.
Thomson Consumer Electronics Inc.
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