SIZE GRADING SCREENS,申请号GB19840014607-传众专利搜索

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发明名称	SIZE GRADING SCREENS
摘要
申请公布号	GB8414607(D0)	申请公布日期	1984.07.11
申请号	GB19840014607	申请日期	1984.06.08
申请人	NATIONAL RESEARCH DEVELOPMENT CORPORATION	发明人
分类号	A01D17/10;B07B1/10;B07B1/46	主分类号	A01D17/10
代理机构		代理人
主权项
地址

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