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发明名称
Improvements relating to focal plane shutters
摘要
申请公布号
GB804260(A)
申请公布日期
1958.11.12
申请号
GB19570001214
申请日期
1957.01.11
申请人
N. V. OPTISCHE INDUSTRIE "DE OUDE DELFT"
发明人
分类号
G03B9/30
主分类号
G03B9/30
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代理人
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地址
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