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发明名称
ACOUSTIC ISOLATOR
摘要
申请公布号
RU1770928(C)
申请公布日期
1992.10.23
申请号
SU19904845647
申请日期
1990.07.02
申请人
VNI PK I GEOFIZ
发明人
BOGDANOV EVGENIJ I,SU;SMIRNOV NIKOLAJ A,SU
分类号
G01V1/52;G01V1/40
主分类号
G01V1/52
代理机构
代理人
主权项
地址
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