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发明名称
Annular aircraft with elastic collector ring rim
摘要
申请公布号
US3054578(A)
申请公布日期
1962.09.18
申请号
US19580765910
申请日期
1958.10.07
申请人
COMPAGNIE DE RECHERCHES ET D'ETUDES AERONAUTIQUES
发明人
BROCARD JEAN MARIE RENE
分类号
B64C27/20;B64C29/00
主分类号
B64C27/20
代理机构
代理人
主权项
地址
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