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经营范围
发明名称
Improvements in or relating to electric circuits for the production of current of sawtooth wave form
摘要
申请公布号
GB476336(A)
申请公布日期
1937.12.06
申请号
GB19360012624
申请日期
1936.05.04
申请人
TELEFUNKEN GESELLSCHAFT FUR DRAHTLOSE TELEGRAPHIE, M.B.H.
发明人
分类号
H03K4/28
主分类号
H03K4/28
代理机构
代理人
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