Communications: electrical – Condition responsive indicating system – Specific condition
Reexamination Certificate
2011-03-29
2011-03-29
Bugg, George A (Department: 2612)
Communications: electrical
Condition responsive indicating system
Specific condition
C340S572200, C340S572700, C340S573100, C340S286110, C343S867000, C343S893000, C343S894000
Reexamination Certificate
active
07916024
ABSTRACT:
Muster apparatus for registering the arrival of a person at a location includes detector means for detecting the arrival of the person at the location and a controller, the detector means being in signal communication with the controller. The apparatus includes output means for communicating information from the controller to an operator. The apparatus is arranged so that the information communicated is dependent on the arrival of the person at the location.
REFERENCES:
patent: 5459305 (1995-10-01), Eriksson
patent: 5682142 (1997-10-01), Loosmore et al.
patent: 6057764 (2000-05-01), Williams
patent: 6703935 (2004-03-01), Chung et al.
patent: 2004/0102178 (2004-05-01), Williams
patent: 2277850 (1994-11-01), None
patent: 1837339 (1993-08-01), None
patent: 2110192 (1998-05-01), None
Bugg George A
Chernoff Vilhauer & McClung & Stenzel
S3 ID Limited
Yacob Sisay
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