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发明名称
Dispositif d'éclairage pour la lecture dans une lanterne de projection
摘要
申请公布号
FR1466101(A)
申请公布日期
1967.01.13
申请号
FR19660047636
申请日期
1966.01.28
申请人
VOIGTLANDER AKTIENGESELLSCHAFT
发明人
分类号
G03B21/20
主分类号
G03B21/20
代理机构
代理人
主权项
地址
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