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经营范围
发明名称
Dispositif pour l'extraction des vues sur verre des stéréoscopes
摘要
申请公布号
FR693475(A)
申请公布日期
1930.11.20
申请号
FRD693475
申请日期
1930.04.07
申请人
发明人
MATTEY ALBERT-GEORGES
分类号
G02B27/22
主分类号
G02B27/22
代理机构
代理人
主权项
地址
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