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发明名称
Устройство для контроля модуляции в звукозаписывающих аппаратах
摘要
申请公布号
SU80416(A1)
申请公布日期
1948.11.30
申请号
SU19480372858
申请日期
1948.01.12
申请人
MELIK-STEPANYAN A.M.
发明人
MELIK-STEPANYAN A.M.
分类号
G11B27/36;G01R29/06
主分类号
G11B27/36
代理机构
代理人
主权项
地址
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