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发明名称
Verfahren zur Herstellung von großkristallischen Metallkörpern.
摘要
申请公布号
AT129950(B)
申请公布日期
1932.10.10
申请号
ATD129950
申请日期
1931.02.14
申请人
ELEKTRISCHE GLUEHLAMPENFABRIK "WATT" A. G.
发明人
分类号
主分类号
代理机构
代理人
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