DEVICE FOR FLUID-TIGHTNESS TESTING OF CASTINGS,申请号SU19813336676-传众专利搜索

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发明名称	DEVICE FOR FLUID-TIGHTNESS TESTING OF CASTINGS
摘要
申请公布号	SU1010256(A1)	申请公布日期	1983.04.07
申请号	SU19813336676	申请日期	1981.08.31
申请人	POLTAVSKOE OTDEL UK NI GEOLOGORAZVEDOCHNOGO INSTITUTA	发明人	KRYKH BORISLAV V,SU;SUNDUGEJ NIKOLAJ S,SU
分类号	E21B34/10;(IPC1-7):E21B34/10	主分类号	E21B34/10
代理机构		代理人
主权项
地址

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