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发明名称
Automatic propeller control
摘要
申请公布号
US1810159(A)
申请公布日期
1931.06.16
申请号
US19270223612
申请日期
1927.10.03
申请人
BYRON D. HAMMONS;WILLIAM W. JONES
发明人
CAROL JAMES E.
分类号
B64C11/44
主分类号
B64C11/44
代理机构
代理人
主权项
地址
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