ALUMINUM ALLOY SEAL RING AND ITS MANUFACTURE,申请号JP19890095003-传众专利搜索

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发明名称	ALUMINUM ALLOY SEAL RING AND ITS MANUFACTURE
摘要
申请公布号	JPH02275181(A)	申请公布日期	1990.11.09
申请号	JP19890095003	申请日期	1989.04.14
申请人	RIKEN CORP	发明人	MATSUMURA NOBUYUKI;SAKATA TATSUE;FUJITA TATSUO;KIYOTA FUMIO
分类号	F16J15/26;C21C1/04	主分类号	F16J15/26
代理机构		代理人
主权项
地址

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