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发明名称
Mécanisme de mise en place et d'avancement du ruban des machines à écrire
摘要
申请公布号
FR879432(A)
申请公布日期
1943.02.23
申请号
FRD879432
申请日期
1941.09.29
申请人
ROYAL TYPEWRITER COMPANY INC.
发明人
分类号
B41J35/14
主分类号
B41J35/14
代理机构
代理人
主权项
地址
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