Improvements in screw conveyors,申请号GB19430019431-传众专利搜索

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发明名称	Improvements in screw conveyors
摘要
申请公布号	GB558768(A)	申请公布日期	1944.01.19
申请号	GB19430019431	申请日期	1942.06.15
申请人	EDWARD MORTIMER HOBBS;NOVADEL LIMITED	发明人
分类号	B65G33/00	主分类号	B65G33/00
代理机构		代理人
主权项
地址

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