SPHERICAL WORKING DEVICE,申请号JP19930313322-传众专利搜索

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发明名称	SPHERICAL WORKING DEVICE
摘要
申请公布号	JPH07164300(A)	申请公布日期	1995.06.27
申请号	JP19930313322	申请日期	1993.12.14
申请人	NEC CORP	发明人	KANDA TORAHIKO;MIHASHI MASANARI
分类号	B24B53/00;B24B19/00;(IPC1-7):B24B19/00	主分类号	B24B53/00
代理机构		代理人
主权项
地址

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