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发明名称
Fire protection devices for christmas trees
摘要
申请公布号
US3171493(A)
申请公布日期
1965.03.02
申请号
US19620248602
申请日期
1962.12.31
申请人
BARR BRIAN W
发明人
BARR BRIAN W.
分类号
A47G33/04;A47G33/08;A62C35/10
主分类号
A47G33/04
代理机构
代理人
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