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经营范围
发明名称
Closing doors for a bomb bay of an aircraft
摘要
申请公布号
GB784929(A)
申请公布日期
1957.10.16
申请号
GB19540033681
申请日期
1954.11.22
申请人
SIR W. G. ARMSTRONG WHITWORTH AIRCRAFT LIMITED
发明人
WATSON HENRY ROMAINE
分类号
B64D1/04
主分类号
B64D1/04
代理机构
代理人
主权项
地址
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