SEALING EXECUTING METHOD OF CONNECTING SECTION OF SEWER AND ITS DEVICE,申请号JP19810124406-传众专利搜索

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发明名称	SEALING EXECUTING METHOD OF CONNECTING SECTION OF SEWER AND ITS DEVICE
摘要
申请公布号	JPS5824680(A)	申请公布日期	1983.02.14
申请号	JP19810124406	申请日期	1981.08.06
申请人	TAMAKI RIYUUTAROU	发明人	TAMAKI RIYUUTAROU
分类号	F16L21/02;E21D9/06;F16L1/024	主分类号	F16L21/02
代理机构		代理人
主权项
地址

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