Improvements relating to containers for transparencies,申请号GB19580040656-传众专利搜索

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发明名称	Improvements relating to containers for transparencies
摘要
申请公布号	GB887730(A)	申请公布日期	1962.01.24
申请号	GB19580040656	申请日期	1958.12.17
申请人	JAMES ISIDOR WOLFSOHN	发明人
分类号	G03B21/54	主分类号	G03B21/54
代理机构		代理人
主权项
地址

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