Coupler operating rod,申请号US19530393470-传众专利搜索

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发明名称	Coupler operating rod
摘要
申请公布号	US2727636(A)	申请公布日期	1955.12.20
申请号	US19530393470	申请日期	1953.11.20
申请人	STANDARD RAILWAY EQUIPMENT MANUFACTURING COMPANY	发明人	SWANN JAMES S.
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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