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发明名称
Photographic transparency mount
摘要
申请公布号
US2837854(A)
申请公布日期
1958.06.10
申请号
US19560613776
申请日期
1956.10.03
申请人
POLAROID CORPORATION
发明人
BING HERBERT A.;LOTHROP JOHN W.
分类号
G03B21/64
主分类号
G03B21/64
代理机构
代理人
主权项
地址
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