Electromagnetically operated track switch for toy railroads,申请号US19270172967-传众专利搜索

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发明名称	Electromagnetically operated track switch for toy railroads
摘要
申请公布号	US1919272(A)	申请公布日期	1933.07.25
申请号	US19270172967	申请日期	1927.03.05
申请人	THE LIONEL CORPORATION	发明人	CARUSO MARIO
分类号	A63H19/32	主分类号	A63H19/32
代理机构		代理人
主权项
地址

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