专利名称：SECURITY SYSTEM FOR THE VENT STACK OF
A STRUCTURE
深圳普通发票发明人：Lloyd J. Wander
申请号：US12873939
申请日：20100901
carrying公开号：US20110050434A1
初一英语语法
公开日：
throughout20110303
语泉
专利内容由知识产权出版社提供
专利附图：decide的用法
摘要：Building vents and the associated vent stacks are an emerging curity
challenge. The vents may run the entire length of a building, providing a direct and
substantially unobstructed path for gas and devices to be introduced into a building's
interior. A curity apparatus for the vent(s) of a structure may include a housing that may be positioned on a vent opening, such as a vent stack, and a gas monitoring apparatus and a motion detector. The gas monitoring apparatus may be ud to detect a volatile gas in the vicinity of the housing and generate an alarm or signal when a gas is detected. The motion detector may n the removal of the curity apparatus from a vent and trigger an alarm.家人英语
dbscan申请人：Lloyd J. Wander
高级驾驶技术地址：Venice FL US
国籍：US
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