Fire receiver

Communications: electrical – Condition responsive indicating system – Specified indicator structure

Reexamination Certificate

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Details

C340S628000, C340S525000, C345S204000

Reexamination Certificate

active

06958700

ABSTRACT:
A fire receiver includes a light emitting device; a supervisory control apparatus for performing supervisory control based on information from a plurality of terminal devices such as fire detectors, and for displaying the information by causing the light emitting device to emit light; and a brightness changing device for changing the brightness of the light emitting device in response to the brightness of the surrounding environment.

REFERENCES:
patent: 3651511 (1972-03-01), Andrews et al.
patent: 4752771 (1988-06-01), Katogi et al.
patent: 4929936 (1990-05-01), Friedman et al.
patent: 5057818 (1991-10-01), Tennefoss
patent: 5583484 (1996-12-01), Asano
patent: 5760760 (1998-06-01), Helms
patent: 5933130 (1999-08-01), Wagner
patent: 5952992 (1999-09-01), Helms
patent: 6259981 (2001-07-01), Wilcosky
patent: 6448955 (2002-09-01), Evanicky et al.
patent: 6471087 (2002-10-01), Shusterman
patent: 87213226 (1988-03-01), None
patent: 2382076 (2000-06-01), None
patent: 0 716 401 (1996-06-01), None
Patent Abstracts of Japan, entitled “Radio Selection Call Receiver”, vol. 1999, No. 10, Aug. 31, 1999.

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