Carte-lettre à double expédition,申请号FRD1020478-传众专利搜索

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发明名称	Carte-lettre à double expédition
摘要
申请公布号	FR1020478(A)	申请公布日期	1953.02.06
申请号	FRD1020478	申请日期	1950.06.19
申请人		发明人	SUPLIGEAU CHARLES-LEON-HIPPOLY
分类号	B41L1/22;B42D15/08	主分类号	B41L1/22
代理机构		代理人
主权项
地址

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