Muster apparatus

Communications: electrical – Condition responsive indicating system – Specific condition

Reexamination Certificate

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Details

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

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