CONNECTION CONSTRUCTION OF METAL PIPE EMBEDDED IN THE GROUND,申请号JP19780004043-传众专利搜索

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发明名称	CONNECTION CONSTRUCTION OF METAL PIPE EMBEDDED IN THE GROUND
摘要
申请公布号	JPS5496823(A)	申请公布日期	1979.07.31
申请号	JP19780004043	申请日期	1978.01.17
申请人	OSAKA GAS CO LTD	发明人	OKAMOTO KUNIYOSHI;TSUJI HIROSHI
分类号	F16L25/02	主分类号	F16L25/02
代理机构		代理人
主权项
地址

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