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发明名称
Automatic variable pitch propeller
摘要
申请公布号
US1963664(A)
申请公布日期
1934.06.19
申请号
US19330672632
申请日期
1933.05.24
申请人
LAMBERT CHANDLEY W
发明人
LAMBERT CHANDLEY W.
分类号
B64C11/34
主分类号
B64C11/34
代理机构
代理人
主权项
地址
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