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发明名称
摘要
申请公布号
FR2397975(B3)
申请公布日期
1981.02.13
申请号
FR19780017912
申请日期
1978.06.15
申请人
BOEING CY
发明人
分类号
B63B1/28;B63B39/06;(IPC1-7):B63H25/44
主分类号
B63B1/28
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