OPTOELECTRONIC DEVICE FOR CONTROLLING MINING MACHINES,申请号PL19780205359-传众专利搜索

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发明名称	OPTOELECTRONIC DEVICE FOR CONTROLLING MINING MACHINES
摘要
申请公布号	PL111899(B2)	申请公布日期	1980.09.30
申请号	PL19780205359	申请日期	1978.03.15
申请人		发明人
分类号	E21C35/08;G05B;G08C;(IPC1-7):G05D3/04	主分类号	E21C35/08
代理机构		代理人
主权项
地址

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