Perfectionnements aux machines à écrire,申请号FRD811255-传众专利搜索

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发明名称	Perfectionnements aux machines à écrire
摘要
申请公布号	FR811255(A)	申请公布日期	1937.04.10
申请号	FRD811255	申请日期	1936.09.24
申请人	L. C. SMITH & CORONA TYPEWRITERS, INC.	发明人
分类号	B41J31/14	主分类号	B41J31/14
代理机构		代理人
主权项
地址

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