Improvements in pipe and like heat insulation,申请号GB19370027723-传众专利搜索

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法人/股东/高管

发明名称	Improvements in pipe and like heat insulation
摘要
申请公布号	GB485531(A)	申请公布日期	1938.05.20
申请号	GB19370027723	申请日期	1937.10.12
申请人	LEO CARL SCHOENAU	发明人
分类号	F16L59/12	主分类号	F16L59/12
代理机构		代理人
主权项
地址

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