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发明名称
Pupitre de lecture avec guide-lignes mécanique pour copistes ou dactylographes
摘要
申请公布号
FR1086525(A)
申请公布日期
1955.02.14
申请号
FRD1086525
申请日期
1953.08.04
申请人
发明人
LETOURNEAU JACQUES-ANTOINE-VICT
分类号
A47B19/10
主分类号
A47B19/10
代理机构
代理人
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