Improved safety catch for mine trucks, waggons and the like,申请号GB19310007589-传众专利搜索

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发明名称	Improved safety catch for mine trucks, waggons and the like
摘要
申请公布号	GB373687(A)	申请公布日期	1932.06.02
申请号	GB19310007589	申请日期	1931.03.12
申请人	JOSEPH DOWSON	发明人
分类号	B61G7/14	主分类号	B61G7/14
代理机构		代理人
主权项
地址

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