Improvements relating to automatic couplings for toy railway vehicles,申请号GB19370020894-传众专利搜索

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发明名称	Improvements relating to automatic couplings for toy railway vehicles
摘要
申请公布号	GB489068(A)	申请公布日期	1938.07.19
申请号	GB19370020894	申请日期	1937.07.28
申请人	ALFRED DUNHILL	发明人
分类号	A63H29/18	主分类号	A63H29/18
代理机构		代理人
主权项
地址

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