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发明名称
Audio frequency limiting device
摘要
申请公布号
US2042989(A)
申请公布日期
1936.06.02
申请号
US19330659665
申请日期
1933.03.06
申请人
HAMMOND JR JOHN HAYS
发明人
JR. JOHN HAYS HAMMOND,
分类号
H03G11/02
主分类号
H03G11/02
代理机构
代理人
主权项
地址
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