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经营范围
发明名称
HELICOPTER APPARATUS
摘要
申请公布号
GB1530245(A)
申请公布日期
1978.10.25
申请号
GB19770014626
申请日期
1977.04.06
申请人
UNITED TECHNOLOGIES CORP
发明人
分类号
B64C27/57;G05D1/00;(IPC1-7):B64D45/00
主分类号
B64C27/57
代理机构
代理人
主权项
地址
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