Rohrleitung mit Waermeausgleich,申请号DE1924G063016D-传众专利搜索

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发明名称	Rohrleitung mit Waermeausgleich
摘要
申请公布号	DE521605(C)	申请公布日期	1931.03.27
申请号	DE1924G063016D	申请日期	1924.12.25
申请人	DIPL.-ING. FRIEDRICH GUTSCHE	发明人
分类号	F16L59/14	主分类号	F16L59/14
代理机构		代理人
主权项
地址

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