INSPECTION METHOD AND APPARATUS FOR FLAWED PARTS OF COATED FILM ON UNDERGROUND COATED STEEL PIPES,申请号JP19770049166-传众专利搜索

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发明名称	INSPECTION METHOD AND APPARATUS FOR FLAWED PARTS OF COATED FILM ON UNDERGROUND COATED STEEL PIPES
摘要
申请公布号	JPS53134486(A)	申请公布日期	1978.11.24
申请号	JP19770049166	申请日期	1977.04.28
申请人	SUMIKIN KOKAN KOJI KK	发明人	SASAKI YUKIYA;WATANABE TAKASHI
分类号	G01N27/20	主分类号	G01N27/20
代理机构		代理人
主权项
地址

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