Car coupler operating means,申请号US19300476799-传众专利搜索

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发明名称	Car coupler operating means
摘要
申请公布号	US1932719(A)	申请公布日期	1933.10.31
申请号	US19300476799	申请日期	1930.08.21
申请人	NATIONAL MALLEABLE & STEEL CASTINGS COMPANY	发明人	BAZELEY ARTHUR J.
分类号	B61G3/08	主分类号	B61G3/08
代理机构		代理人
主权项
地址

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