PIPE EXPANDING DEVICE,申请号JP19760154961-传众专利搜索

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发明名称	PIPE EXPANDING DEVICE
摘要
申请公布号	JPS5378973(A)	申请公布日期	1978.07.12
申请号	JP19760154961	申请日期	1976.12.24
申请人	HITACHI LTD	发明人	YOSHITOMI YUUJI;KANBARA HIDEAKI;OOMURA KEIJI;MURAKAMI YUKIMASA
分类号	B21D39/20;B21D39/08	主分类号	B21D39/20
代理机构		代理人
主权项
地址

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