RATE-OF-FLOW METER FOR PNEUMATIC PERCUSSIVE DRILLING MACHINES,申请号SU19752129369-传众专利搜索

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发明名称	RATE-OF-FLOW METER FOR PNEUMATIC PERCUSSIVE DRILLING MACHINES
摘要
申请公布号	SU645025(A1)	申请公布日期	1979.01.30
申请号	SU19752129369	申请日期	1975.04.26
申请人	TSNI PK I PROFILAKTIKI PNEVMOKONIOZOV TEKHNIKI BEZOPASNOSTI	发明人	RUSINOV ANATOLIJ G,SU;YARTSEV VLADIMIR A,SU
分类号	E21B21/16;G01F1/00;(IPC1-7):G01F1/00;E21C7/10	主分类号	E21B21/16
代理机构		代理人
主权项
地址

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