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发明名称
Saw-tooth wave generator
摘要
申请公布号
US2225300(A)
申请公布日期
1940.12.17
申请号
US19380212723
申请日期
1938.06.09
申请人
TELEFUNKEN GESELLSCHAFT FUR DRAHTLOSE TELEGRAPHIE M. B. H.
发明人
GEIGER MAX
分类号
H03K4/28
主分类号
H03K4/28
代理机构
代理人
主权项
地址
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