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发明名称
PROTECTING DEVICE OF WATER-JET PROPELLING GEAR
摘要
申请公布号
SU867783(A1)
申请公布日期
1981.09.30
申请号
SU19792735281
申请日期
1979.03.11
申请人
TRAKHTENBERG IOSIF M,SU
发明人
TRAKHTENBERG IOSIF M,SU
分类号
B63H11/10;(IPC1-7):B63H11/10
主分类号
B63H11/10
代理机构
代理人
主权项
地址
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