PIPE GROOVING APPARATUS,申请号PL19810232099-传众专利搜索

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发明名称	PIPE GROOVING APPARATUS
摘要
申请公布号	PL129362(B1)	申请公布日期	1984.05.31
申请号	PL19810232099	申请日期	1981.07.08
申请人		发明人
分类号	B21D15/00;B23F;B23G7/02;(IPC1-7):B21D15/00	主分类号	B21D15/00
代理机构		代理人
主权项
地址

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