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发明名称
Verfahren zur Erzeugung von Wendeldrahtleuchtkoerpern bestimmter Gesamtlaenge fuer elektrische Gluehlampen
摘要
申请公布号
DE567855(C)
申请公布日期
1933.01.12
申请号
DE1929W084599D
申请日期
1929.12.25
申请人
WESTINGHOUSE LAMP COMPANY
发明人
分类号
H01K3/02;H01K3/04
主分类号
H01K3/02
代理机构
代理人
主权项
地址
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