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专利名称：Occupancy indication device and method发明人：Rick Boerner申请号：US11687537申请日：20070316公开号：US07571694B2公开日：20090811
专利附图：
摘要：An occupancy indicator for a door, and a method of use, one embodimentcomprising a magnet a switching apparatus activatable by a person, a signaling deviceadapted to indicate one of at least two states, and a biasing mechanism. Oneembodiment may not be comprised of a magnet but may be comprised of a bolt
assembly having a plurality of biasing mechanisms. The magnet or bolt assembly,switching apparatus, signaling device, and biasing mechanism are operatively coupled toautomatically provide a signaling device state upon the door opening.
申请人：Rick Boerner
地址：12881 NW. Jackson Quarry Rd. Pillsborough OR 97124 US
国籍：US
代理机构：Leyendecker & Lemire, LLC
代理人：Kurt P. Leyendecker
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