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发明名称
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摘要
申请公布号
SU40643(A1)
申请公布日期
1934.12.31
申请号
SU19340140897
申请日期
1934.01.21
申请人
VSESOYUZNYJ NAUCHNO-ISSLEDOVATELSKIJ INSTITUT LNA
发明人
VSESOYUZNYJ NAUCHNO-ISSLEDOVATELSKIJ INSTITUT LNA
分类号
A01B17/00
主分类号
A01B17/00
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