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发明名称
REMOVABLE-BLADE PROPELLER SCREW
摘要
申请公布号
SU629121(A2)
申请公布日期
1978.10.25
申请号
SU19772471208
申请日期
1977.04.11
申请人
LE I VODNOGO TRANSPORTA
发明人
VYSOKORODOV NIKOLAJ S,SU
分类号
B63H1/20;(IPC1-7):B63H1/20
主分类号
B63H1/20
代理机构
代理人
主权项
地址
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