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经营范围
发明名称
Dispositif d'éclairage épiscopique et diascopique d'appareil optique.
摘要
申请公布号
CH230936(A)
申请公布日期
1944.02.15
申请号
CHD230936
申请日期
1941.12.01
申请人
SOCIETE GENEVOISE D'INSTRUMENTS DE PHYSIQUE
发明人
PHYSIQUE SOCIETE GENEVOISE D'INSTRUMENTS DE
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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