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经营范围
发明名称
Blade vibration absorber
摘要
申请公布号
US2462962(A)
申请公布日期
1949.03.01
申请号
US19450618693
申请日期
1945.09.26
申请人
UNITED AIRCRAFT CORPORATION
发明人
HARKER RALPH J.
分类号
B64C11/00
主分类号
B64C11/00
代理机构
代理人
主权项
地址
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