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发明名称
Machine à écrire perfectionnée
摘要
申请公布号
FR39166(E)
申请公布日期
1931.10.08
申请号
FRD39166
申请日期
1930.10.13
申请人
发明人
WILKINSON GASTON-EDWARD
分类号
G09C3/00
主分类号
G09C3/00
代理机构
代理人
主权项
地址
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