IMPROVEMENT OF GROUT HOLE IN CONCRETE SEGMENT,申请号JP19770003125-传众专利搜索

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发明名称	IMPROVEMENT OF GROUT HOLE IN CONCRETE SEGMENT
摘要
申请公布号	JPS5389239(A)	申请公布日期	1978.08.05
申请号	JP19770003125	申请日期	1977.01.15
申请人	TSUZUKI JUNICHI	发明人	TSUZUKI JIYUNICHI
分类号	E21D11/00;E21D11/08	主分类号	E21D11/00
代理机构		代理人
主权项
地址

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