Improvements in or relating to screening or sifting apparatus,申请号GB19480020157-传众专利搜索

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发明名称	Improvements in or relating to screening or sifting apparatus
摘要
申请公布号	GB645394(A)	申请公布日期	1950.11.01
申请号	GB19480020157	申请日期	1948.07.28
申请人	JOHN WILLIAM WALTER PHILLIPS;ARTHUR JOSEPH HASKINGS	发明人
分类号	B07B1/42	主分类号	B07B1/42
代理机构		代理人
主权项
地址

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