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发明名称
VARIABLE PITCH PROPELLER
摘要
申请公布号
CA330351(A)
申请公布日期
1933.02.21
申请号
CAD330351
申请日期
申请人
THE ECLIPSE AVIATION CORPORATION
发明人
CLINTON H. HAVILL
分类号
主分类号
代理机构
代理人
主权项
地址
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