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发明名称
ACOUSTIC WARNING DEVICE
摘要
申请公布号
SU830457(A1)
申请公布日期
1981.05.15
申请号
SU19792795943
申请日期
1979.07.13
申请人
VNI PK I DOBYCHI UGLYA GIDRAVLICHESKIM SPOSOBOM;VOSTOCH NII BEZOPASNOSTI
发明人
STEFANYUK BOGDAN M,SU;KASHITSYN GRIGORIJ E,SU;POPKOV LEONID P,SU;AKSENTEV FEDOR F,SU
分类号
G08B21/00;(IPC1-7):G08B21/00
主分类号
G08B21/00
代理机构
代理人
主权项
地址
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