Improvements in signs,申请号GB19330017302-传众专利搜索

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发明名称	Improvements in signs
摘要
申请公布号	GB421816(A)	申请公布日期	1934.12.17
申请号	GB19330017302	申请日期	1933.06.17
申请人	SIGN TRADE SUPPLY COMPANY LIMITED;LEONARD IONOFF	发明人
分类号	G09F13/00	主分类号	G09F13/00
代理机构		代理人
主权项
地址

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