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发明名称
Rotor blade
摘要
申请公布号
US3217807(A)
申请公布日期
1965.11.16
申请号
US19640392863
申请日期
1964.08.28
申请人
BELL AEROSPACE CORPORATION
发明人
JR. WILLIAM K. UNDERHILL,;CRESAP WESLEY L.
分类号
B64C27/473
主分类号
B64C27/473
代理机构
代理人
主权项
地址
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