Improvements in or relating to envelopes,申请号GB19490024699-传众专利搜索

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发明名称	Improvements in or relating to envelopes
摘要
申请公布号	GB673913(A)	申请公布日期	1952.06.11
申请号	GB19490024699	申请日期	1950.01.02
申请人	RICHARD OTTO SCHIMTZ-ERPENBACH	发明人
分类号	B65D27/38	主分类号	B65D27/38
代理机构		代理人
主权项
地址

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