OIL SCRAPING PISTON-RING ASSEMBLY,申请号USD3615098-传众专利搜索

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发明名称	OIL SCRAPING PISTON-RING ASSEMBLY
摘要
申请公布号	US3615098(A)	申请公布日期	1971.10.26
申请号	USD3615098	申请日期	1970.03.26
申请人	NIPPON PISTON RING CO. LTD.	发明人	EISUKE SUGAHARA
分类号	F02F5/00;F16J9/06;F16J9/20;(IPC1-7):F16J9/06	主分类号	F02F5/00
代理机构		代理人
主权项
地址

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