Improvements in machines for breaking gravel, stone and like material,申请号GB19300004981-传众专利搜索

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发明名称	Improvements in machines for breaking gravel, stone and like material
摘要
申请公布号	GB347354(A)	申请公布日期	1931.04.30
申请号	GB19300004981	申请日期	1930.02.14
申请人	THOMAS LEA	发明人
分类号	B02C13/06	主分类号	B02C13/06
代理机构		代理人
主权项
地址

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