Improvements in or relating to model building sets,申请号GB19370035968-传众专利搜索

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发明名称	Improvements in or relating to model building sets
摘要
申请公布号	GB508315(A)	申请公布日期	1939.06.29
申请号	GB19370035968	申请日期	1937.12.29
申请人	BERNHARD SCHWARZ	发明人
分类号	A63H33/04	主分类号	A63H33/04
代理机构		代理人
主权项
地址

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