Automatic train pipe connecter,申请号US19320586227-传众专利搜索

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发明名称	Automatic train pipe connecter
摘要
申请公布号	US2040968(A)	申请公布日期	1936.05.19
申请号	US19320586227	申请日期	1932.01.12
申请人	JOSEPH ROBINSON;ROY M. WOLVIN	发明人	WITTMER RUSSELL J.
分类号	B61G5/08	主分类号	B61G5/08
代理机构		代理人
主权项
地址

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