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经营范围
发明名称
DEVICE FOR SUPRESSING ACOUSTIC FEEDBACK
摘要
申请公布号
SU902220(A1)
申请公布日期
1982.01.30
申请号
SU19802891353
申请日期
1980.02.27
申请人
FARTUKH VLADIMIR M,SU;KRISHTAFOR ANATOLIJ M,SU
发明人
FARTUKH VLADIMIR M,SU;KRISHTAFOR ANATOLIJ M,SU
分类号
H03J5/24;(IPC1-7):H03J5/24
主分类号
H03J5/24
代理机构
代理人
主权项
地址
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