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发明名称
Camera and the like
摘要
申请公布号
US2377341(A)
申请公布日期
1945.06.05
申请号
US19410416037
申请日期
1941.10.22
申请人
HANNUM CLEMENT E
发明人
HANNUM CLEMENT E.
分类号
G03B19/04
主分类号
G03B19/04
代理机构
代理人
主权项
地址
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