Verfahren und Vorrichtung zum Messen von Arbeitszeiten mittels Schallaufzeichnungs-Geraeten,申请号DE1950B010718-传众专利搜索

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发明名称	Verfahren und Vorrichtung zum Messen von Arbeitszeiten mittels Schallaufzeichnungs-Geraeten
摘要
申请公布号	DE847985(C)	申请公布日期	1952.08.28
申请号	DE1950B010718	申请日期	1950.10.01
申请人	BADISCHE ANILIN- & SODA-FABRIK (I. G. FARBENINDUSTRIE AKTIENGESELLSCHAFT IN AUFLOESUN	发明人	LORENZ FRIEDRICH DIPL.-ING. DR.
分类号		主分类号
代理机构		代理人
主权项
地址

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