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经营范围
发明名称
Rotor System for Rotary Wing Aircraft
摘要
申请公布号
GB1190246(A)
申请公布日期
1970.04.29
申请号
GB19670028650
申请日期
1967.06.21
申请人
BELL AEROSPACE CORPORATION
发明人
分类号
B64C27/37;B64C27/43
主分类号
B64C27/37
代理机构
代理人
主权项
地址
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