PIPE WITH PROTECTING COVER,申请号JP19900209697-传众专利搜索

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发明名称	PIPE WITH PROTECTING COVER
摘要
申请公布号	JPH0492191(A)	申请公布日期	1992.03.25
申请号	JP19900209697	申请日期	1990.08.07
申请人	SEKISUI CHEM CO LTD	发明人	MIYAZAKI TOSHIHIKO
分类号	F16L57/00	主分类号	F16L57/00
代理机构		代理人
主权项
地址

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