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经营范围
发明名称
Sawtooth wave generator
摘要
申请公布号
US2611872(A)
申请公布日期
1952.09.23
申请号
US19490084526
申请日期
1949.03.31
申请人
RADIO CORPORATION OF AMERICA
发明人
LOCKHART ROBERT K.
分类号
H03K4/16
主分类号
H03K4/16
代理机构
代理人
主权项
地址
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