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发明名称
Apparatus for exposing and processing photographic film
摘要
申请公布号
US2496630(A)
申请公布日期
1950.02.07
申请号
US19460673404
申请日期
1946.05.31
申请人
POLAROID CORPORATION
发明人
LAND EDWIN H.
分类号
G03B17/52
主分类号
G03B17/52
代理机构
代理人
主权项
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