METHOD OF CONSTRUCTION OF OVAL PIPE CONDUIT,申请号JP19870027333-传众专利搜索

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发明名称	METHOD OF CONSTRUCTION OF OVAL PIPE CONDUIT
摘要
申请公布号	JPS63197798(A)	申请公布日期	1988.08.16
申请号	JP19870027333	申请日期	1987.02.10
申请人	FUJITA CORP	发明人	HANATAKE ICHIROU
分类号	E21D11/04	主分类号	E21D11/04
代理机构		代理人
主权项
地址

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