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发明名称
Photographic film unit
摘要
申请公布号
US3342600(A)
申请公布日期
1967.09.19
申请号
US19630298001
申请日期
1963.07.25
申请人
POLAROID CORPORATION
发明人
DOWNEY ROGERS B.
分类号
G03C8/34;G03B17/34;G03C8/50
主分类号
G03C8/34
代理机构
代理人
主权项
地址
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