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发明名称
METHOD OF ABSOLUTE CALIBRATION OF ELECTROACOUSTIC TRANSDUCER
摘要
申请公布号
SU668104(A1)
申请公布日期
1979.06.15
申请号
SU19752194935
申请日期
1975.12.02
申请人
ROSTOVSKIJ G UNIVERSITET
发明人
KOGAN SAUL L,SU;DOLYA VLADIMIR K,SU;EJDUK IGOR E,SU
分类号
H04R29/00;(IPC1-7):H04R29/00
主分类号
H04R29/00
代理机构
代理人
主权项
地址
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