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发明名称
Flashlight attachment for cameras
摘要
申请公布号
US2124368(A)
申请公布日期
1938.07.19
申请号
US19350021313
申请日期
1935.05.14
申请人
EISENHAND EDWARD O
发明人
EISENHAND EDWARD O.
分类号
G03B15/04
主分类号
G03B15/04
代理机构
代理人
主权项
地址
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