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发明名称
Способ определения коэффициента дифракции измерительных микрофонов
摘要
申请公布号
SU123569(A1)
申请公布日期
1958.11.30
申请号
SU19580589439
申请日期
1958.01.07
申请人
RIVIN A.N.
发明人
RIVIN A.N.
分类号
H04R29/00
主分类号
H04R29/00
代理机构
代理人
主权项
地址
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