Improvements relating to sifters,申请号GB19500012982-传众专利搜索

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发明名称	Improvements relating to sifters
摘要
申请公布号	GB720082(A)	申请公布日期	1954.12.15
申请号	GB19500012982	申请日期	1950.05.24
申请人	ADOLF MULLER;ERNST ROBERT MULLER	发明人
分类号	B07B1/00;B07B13/16	主分类号	B07B1/00
代理机构		代理人
主权项
地址

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