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发明名称
PROPELLBLADKONSTRUKSJON.
摘要
申请公布号
NO140531(C)
申请公布日期
1979.09.19
申请号
NO19750001181
申请日期
1975.04.07
申请人
BOLT BERANEK AND NEWMAN, INC.,
发明人
BROWN, NEAL A.,;NORTON, JOHN A.,
分类号
B63H1/18;B63H1/26;(IPC1-7):B63H1/26
主分类号
B63H1/18
代理机构
代理人
主权项
地址
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