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发明名称
Устройство для анализа сейсмофонограмм
摘要
申请公布号
SU73037(A1)
申请公布日期
1947.11.30
申请号
SU19390220009
申请日期
1939.01.29
申请人
RYABINKIN L.A.
发明人
RYABINKIN L.A.
分类号
G01V1/30
主分类号
G01V1/30
代理机构
代理人
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地址
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