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摘要
申请公布号
US2339615(A)
申请公布日期
1944.01.18
申请号
US19420443877
申请日期
1942.05.21
申请人
MINOX, INC.
发明人
CASTELLI CHARLES
分类号
F16B7/14;F21V21/34
主分类号
F16B7/14
代理机构
代理人
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