DUST GUARD IN SELF-IMPOSED CHECK SYSTEM,申请号JP19890091030-传众专利搜索

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发明名称	DUST GUARD IN SELF-IMPOSED CHECK SYSTEM
摘要
申请公布号	JPH02268837(A)	申请公布日期	1990.11.02
申请号	JP19890091030	申请日期	1989.04.11
申请人	ISEKI & CO LTD	发明人	ITATSU YOSHIHIRO;AIZAWA HIROSHI
分类号	B02B7/00	主分类号	B02B7/00
代理机构		代理人
主权项
地址

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