Fremgangsmaade til Fremstilling af Evakueringsrør af Gips.,申请号DKD55520-传众专利搜索

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发明名称	Fremgangsmaade til Fremstilling af Evakueringsrør af Gips.
摘要
申请公布号	DK55520(C)	申请公布日期	1938.11.28
申请号	DKD55520	申请日期	1937.11.02
申请人	GUSTAF EMIL OTTO JOHANNESSON	发明人	GUSTAF EMIL OTTO JOHANNESSON
分类号		主分类号
代理机构		代理人
主权项
地址

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