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发明名称
Securing means
摘要
申请公布号
US2118372(A)
申请公布日期
1938.05.24
申请号
US19360096832
申请日期
1936.08.19
申请人
RAY BROWN
发明人
BROWN RAY
分类号
F21V1/24;F21V17/00
主分类号
F21V1/24
代理机构
代理人
主权项
地址
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