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发明名称
Verfahren und Vorrichtung zum Ein- und Ausschalten von elektrischem Strom in unperiodischen Zeitabständen.
摘要
申请公布号
CH249962(A)
申请公布日期
1947.07.31
申请号
CHD249962
申请日期
1945.10.09
申请人
APPENZELLER,HANS
发明人
APPENZELLER,HANS
分类号
H01H3/00
主分类号
H01H3/00
代理机构
代理人
主权项
地址
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