Safety connecting rod for switch stands,申请号US19320627867-传众专利搜索

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发明名称	Safety connecting rod for switch stands
摘要
申请公布号	US2041382(A)	申请公布日期	1936.05.19
申请号	US19320627867	申请日期	1932.08.08
申请人	RAMAPO AJAX CORPORATION	发明人	STRONG JAMES B.
分类号	B61L7/02	主分类号	B61L7/02
代理机构		代理人
主权项
地址

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