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发明名称
Improvements relating to indoor air-raid shelters and the like
摘要
申请公布号
GB551669(A)
申请公布日期
1943.03.04
申请号
GB19410011156
申请日期
1941.09.01
申请人
DOUGLAS COURTNEY BURN;EDWARD HENRY NEVARD
发明人
分类号
E04H9/06
主分类号
E04H9/06
代理机构
代理人
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地址
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