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经营范围
发明名称
Controllable pitch propeller
摘要
申请公布号
US2974730(A)
申请公布日期
1961.03.14
申请号
US19590827963
申请日期
1959.07.17
申请人
MCCAULEY INDUSTRIAL CORPORATION
发明人
VOISARD WALTER B.
分类号
B64C11/38
主分类号
B64C11/38
代理机构
代理人
主权项
地址
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