JIG FOR SIMULTANEOUSLY FACING SEVERAL END FACES,ESPECIALLY AT THEIR INNER EDGES WHEN TAPPING PIPELINE CONNECTORHOLES,申请号PL19770200465-传众专利搜索

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发明名称	JIG FOR SIMULTANEOUSLY FACING SEVERAL END FACES,ESPECIALLY AT THEIR INNER EDGES WHEN TAPPING PIPELINE CONNECTORHOLES
摘要
申请公布号	PL112482(B2)	申请公布日期	1980.10.31
申请号	PL19770200465	申请日期	1977.08.24
申请人		发明人
分类号	B23G;B23G5/20;(IPC1-7):B23G5/20	主分类号	B23G
代理机构		代理人
主权项
地址

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