发明名称 MOTION DETECTOR
摘要 A method and an apparatus for activating an event if an object has undergone a pattern of motion with alternating motion and standstill which corresponds to a predetermined sequence of motions, in which all forms of motion are included.
申请公布号 US2009314491(A1) 申请公布日期 2009.12.24
申请号 US20080522349 申请日期 2008.01.08
申请人 SEAWELL OIL TOOLS AS 发明人 REVHEIM SVEN;REVHEIM ESPEN
分类号 E21B47/09;G01B7/14 主分类号 E21B47/09
代理机构 代理人
主权项
地址