METHOD OF ADVANCING UNDERGROUND CYLINDRICAL BODY,申请号JP19810139803-传众专利搜索

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发明名称	METHOD OF ADVANCING UNDERGROUND CYLINDRICAL BODY
摘要
申请公布号	JPS5841192(A)	申请公布日期	1983.03.10
申请号	JP19810139803	申请日期	1981.09.07
申请人	UEMURA KOUICHI	发明人	UEMURA KOUICHI
分类号	E21D9/06	主分类号	E21D9/06
代理机构		代理人
主权项
地址

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