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经营范围
发明名称
Perfectionnements aux obturateurs photographiques
摘要
申请公布号
FR835213(A)
申请公布日期
1938.12.15
申请号
FRD835213
申请日期
1937.10.30
申请人
KODAK-PATHE
发明人
分类号
G03B9/22
主分类号
G03B9/22
代理机构
代理人
主权项
地址
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