POTTERY PIPE HAVING SEAL MATERIAL AT JOINT PART,申请号JP19900174895-传众专利搜索

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发明名称	POTTERY PIPE HAVING SEAL MATERIAL AT JOINT PART
摘要
申请公布号	JPH0464779(A)	申请公布日期	1992.02.28
申请号	JP19900174895	申请日期	1990.07.02
申请人	INOAC CORP	发明人	AOYAMA AKIHIRO
分类号	E03F3/04;F16J15/10;F16L21/02	主分类号	E03F3/04
代理机构		代理人
主权项
地址

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