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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
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