DEVICE FOR CHANGING PHOTO MATERIAL IN GRAPH PLOTTER OF DRUM TYPE,申请号SU19792754391-传众专利搜索

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发明名称	DEVICE FOR CHANGING PHOTO MATERIAL IN GRAPH PLOTTER OF DRUM TYPE
摘要
申请公布号	SU800950(A1)	申请公布日期	1981.01.30
申请号	SU19792754391	申请日期	1979.04.09
申请人	VNII GEOFIZICHESKIKH METODOV RAZVEDKI	发明人	ROZIN GRIGORIJ ,SU;OLYANICH ELENA E,SU
分类号	G03B21/14;G01V1/28;G01V1/34;G03B21/132;(IPC1-7):G03B21/13	主分类号	G03B21/14
代理机构		代理人
主权项
地址

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