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发明名称
Vorrichtung zur Registrierung des zeitlichen Mittelwertes einer Funktion der Phasenverschiebung zweier elektrischer Grössen.
摘要
申请公布号
CH155507(A)
申请公布日期
1932.06.30
申请号
CHD155507
申请日期
1931.05.07
申请人
SIEMENS-SCHUCKERTWERKE AKTIENGESELLSCHAFT
发明人
AKTIENGESELLSCHAFT SIEMENS-SCHUCKERTWERKE
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