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发明名称
Dispositif d'éclairage pour machines à coudre
摘要
申请公布号
FR929108(A)
申请公布日期
1947.12.17
申请号
FRD929108
申请日期
1946.05.27
申请人
BRU:TSCH & CO
发明人
分类号
D05B79/00
主分类号
D05B79/00
代理机构
代理人
主权项
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