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发明名称
Obturateur photographique
摘要
申请公布号
FR1007031(A)
申请公布日期
1952.04.30
申请号
FRD1007031
申请日期
1948.02.14
申请人
发明人
WOHLER FRIEDRICH A.
分类号
G03B9/22
主分类号
G03B9/22
代理机构
代理人
主权项
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