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发明名称
Appareil de projection pour la projection d'images individuelles
摘要
申请公布号
FR898642(A)
申请公布日期
1945.04.27
申请号
FRD898642
申请日期
1943.10.07
申请人
SCHALLBAND-SYNDIKAT AKTIENGESELLSCHAFT
发明人
分类号
G03B23/04
主分类号
G03B23/04
代理机构
代理人
主权项
地址
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