Optical displacement sensor for timing geophones in seismic survey equipment,申请号GB19850023945-传众专利搜索

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发明名称	Optical displacement sensor for timing geophones in seismic survey equipment
摘要
申请公布号	GB2180928(A)	申请公布日期	1987.04.08
申请号	GB19850023945	申请日期	1985.09.28
申请人	* STC PLC	发明人	RICHARD * BOYLES
分类号	G01P13/00;G01V1/26;(IPC1-7):G01P13/00	主分类号	G01P13/00
代理机构		代理人
主权项
地址

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