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发明名称
Explosion-proof light having a pressure relieving porous element
摘要
申请公布号
US2665369(A)
申请公布日期
1954.01.05
申请号
US19490086207
申请日期
1949.04.08
申请人
WILMOT CASTLE COMPANY
发明人
GREPPIN ERNEST H.
分类号
F21V17/00
主分类号
F21V17/00
代理机构
代理人
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地址
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