System for indicating the status of a hotel or similar room
US6236303 Патенты
A System is described which replaces conventional "do not disturb’ and “maid service” or “housekeeping signs in hotel guestrooms. The System comprises means for allowing a hotel guest to choose, from within the hotel room, a message to convey to hotel Staff and otherS Such as “do not disturb'. The message is expressed by indicators housed within assemblies located outside of the hotel room, which
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