Bohrgeraet zum Auftauen von gefrorenem Erdreich,申请号DE1941F089420D-传众专利搜索

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发明名称	Bohrgeraet zum Auftauen von gefrorenem Erdreich
摘要
申请公布号	DE735858(C)	申请公布日期	1943.05.29
申请号	DE1941F089420D	申请日期	1941.02.02
申请人	FRANKFURTER ELEKTRIZITAETS-WERKE G.M.B.H.	发明人	KRUEGER KARL
分类号	F16L53/00	主分类号	F16L53/00
代理机构		代理人
主权项
地址

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