WATERPROOF STRUCTURE FOR PIPEEPENETRATED PART OF UNDERGROUND STRUCTURE,申请号JP19770154094-传众专利搜索

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发明名称	WATERPROOF STRUCTURE FOR PIPEEPENETRATED PART OF UNDERGROUND STRUCTURE
摘要
申请公布号	JPS5485418(A)	申请公布日期	1979.07.07
申请号	JP19770154094	申请日期	1977.12.21
申请人	HAKKO CO	发明人	OOSAWA TOSHIHIKO
分类号	F16L5/02	主分类号	F16L5/02
代理机构		代理人
主权项
地址

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