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发明名称
Bombshelter
摘要
申请公布号
US2822765(A)
申请公布日期
1958.02.11
申请号
US19560564971
申请日期
1956.02.13
申请人
GIBRALTER SHELTERS INC.
发明人
RUDINGER FRED
分类号
E04H9/12
主分类号
E04H9/12
代理机构
代理人
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