TOOL FOR CALIBRATING PIPE INNER DIAMETER,申请号SU19894674609-传众专利搜索

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发明名称	TOOL FOR CALIBRATING PIPE INNER DIAMETER
摘要
申请公布号	SU1706759(A1)	申请公布日期	1992.01.23
申请号	SU19894674609	申请日期	1989.04.06
申请人	TYR VALENTIN R,SU;TYR SVETLANA G,SU	发明人	TYR VALENTIN R,SU;TYR SVETLANA G,SU
分类号	B21D41/02	主分类号	B21D41/02
代理机构		代理人
主权项
地址

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