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发明名称
Serrated wave form generator
摘要
申请公布号
US2135740(A)
申请公布日期
1938.11.08
申请号
US19350055494
申请日期
1935.12.20
申请人
TELEFUNKEN GESELLSCHAFT FUR DRAHTLOSE TELEGRAPHIE M.B.H.
发明人
URTEL RUDOLF
分类号
H03K4/28;H03K4/34
主分类号
H03K4/28
代理机构
代理人
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地址
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