STEEL PISTON RING,申请号JP19890126198-传众专利搜索

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发明名称	STEEL PISTON RING
摘要
申请公布号	JPH02304267(A)	申请公布日期	1990.12.18
申请号	JP19890126198	申请日期	1989.05.19
申请人	KANAI HIROYUKI	发明人	NISHIMURA NAOHARU
分类号	F16J9/26;F02B1/04	主分类号	F16J9/26
代理机构		代理人
主权项
地址

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