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发明名称
Verfahren zum Frequenzabgleich eines piezoelektrischen Schwingkoerpers und hermetisch abgeschlossenes Gefaess zur Anwendung bei der Ausuebung dieses Verfahrens
摘要
申请公布号
DE1166843(B)
申请公布日期
1964.04.02
申请号
DE1961T020579
申请日期
1961.08.10
申请人
TELEFUNKEN PATENTVERWERTUNGSGESELLSCHAFT M.B.H.
发明人
AWENDER DR. HANS;BECKER ERHARD
分类号
H03H3/04
主分类号
H03H3/04
代理机构
代理人
主权项
地址
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