Mécanisme d'avance du ruban pour machines à écrire,申请号FRD967739-传众专利搜索

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发明名称	Mécanisme d'avance du ruban pour machines à écrire
摘要
申请公布号	FR967739(A)	申请公布日期	1950.11.10
申请号	FRD967739	申请日期	1948.06.15
申请人	INTERNATIONAL BUSINESS MACHINES CORPORATION	发明人
分类号	B41J33/516;B41J35/10	主分类号	B41J33/516
代理机构		代理人
主权项
地址

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