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发明名称
Schallkoerper fuer Weckeruhren
摘要
申请公布号
DE902479(C)
申请公布日期
1957.03.28
申请号
DED902479
申请日期
1949.09.18
申请人
GEBRUEDER JUNGHANS A.-G.
发明人
DR.-ING. E.H. HELMUT JUNGHANS;ALBERT LETSCHE
分类号
G04B23/12
主分类号
G04B23/12
代理机构
代理人
主权项
地址
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