WEAR RESISTANT NITRIDED LAYER OF CAST IRON MATERIAL AND ITS PRODUCTION,申请号JP19900137446-传众专利搜索

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发明名称	WEAR RESISTANT NITRIDED LAYER OF CAST IRON MATERIAL AND ITS PRODUCTION
摘要
申请公布号	JPH0432549(A)	申请公布日期	1992.02.04
申请号	JP19900137446	申请日期	1990.05.28
申请人	TEIKOKU PISTON RING CO LTD	发明人	HARAYAMA AKIRA
分类号	C23C8/26;C23C8/56	主分类号	C23C8/26
代理机构		代理人
主权项
地址

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