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发明名称
MODERNIZED HELICOPTER
摘要
申请公布号
US3542317(A)
申请公布日期
1970.11.24
申请号
USD3542317
申请日期
1968.04.25
申请人
JAMES EDWARD IRBY
发明人
JAMES EDWARD IRBY
分类号
B64C27/00;B64C39/00;(IPC1-7):B64C27/00;B64C27/50
主分类号
B64C27/00
代理机构
代理人
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