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经营范围
发明名称
Breather tube
摘要
申请公布号
GB690017(A)
申请公布日期
1953.04.08
申请号
GB19510020413
申请日期
1951.08.29
申请人
NORTHROP AIRCRAFT INC.
发明人
分类号
B64D37/00
主分类号
B64D37/00
代理机构
代理人
主权项
地址
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