Doppeldrehgelenk für Tragarme elektrischer Leuchten, insbesondere für Tischarme solcher.,申请号CHD153957-传众专利搜索

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发明名称	Doppeldrehgelenk für Tragarme elektrischer Leuchten, insbesondere für Tischarme solcher.
摘要
申请公布号	CH153957(A)	申请公布日期	1932.04.15
申请号	CHD153957	申请日期	1930.08.22
申请人	LANG,KARL,SEN.	发明人	LANG,KARL,SEN.
分类号	F21V21/28;F21V21/38	主分类号	F21V21/28
代理机构		代理人
主权项
地址

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