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发明名称
Rotatable device
摘要
申请公布号
US2471217(A)
申请公布日期
1949.05.24
申请号
US19450604764
申请日期
1945.07.13
申请人
BENDIX AVIATION CORPORATION
发明人
JOHNSON PHILIP A.
分类号
B04B9/14;D06F37/24
主分类号
B04B9/14
代理机构
代理人
主权项
地址
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