Art of heat insulation,申请号US19290361560-传众专利搜索

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发明名称	Art of heat insulation
摘要
申请公布号	US1888841(A)	申请公布日期	1932.11.22
申请号	US19290361560	申请日期	1929.05.09
申请人	WENZEL	发明人	WENZEL EDWIN H.;JANISCH MAXIMILLIAN P.
分类号	E04B1/76;E04F21/08	主分类号	E04B1/76
代理机构		代理人
主权项
地址

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