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发明名称
Photographic apparatus
摘要
申请公布号
US2991703(A)
申请公布日期
1961.07.11
申请号
US19580757976
申请日期
1958.08.29
申请人
POLAROID CORPORATION
发明人
ELORANTA VAITO K.
分类号
G03B17/52
主分类号
G03B17/52
代理机构
代理人
主权项
地址
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