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发明名称
DRIVE OF COUNTER-ROTATING ROTOR FOR HELICOPTER
摘要
申请公布号
JPH01101298(A)
申请公布日期
1989.04.19
申请号
JP19870256308
申请日期
1987.10.13
申请人
MAEHATA SHIGEHARU;IMAMURA YUKIO
发明人
IMAMURA YUKIO
分类号
B64C27/12
主分类号
B64C27/12
代理机构
代理人
主权项
地址
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