Gypsum wallboard and method for producing same,申请号US19780889693-传众专利搜索

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发明名称	Gypsum wallboard and method for producing same
摘要
申请公布号	UST977009(I4)	申请公布日期	1978.12.05
申请号	US19780889693	申请日期	1978.03.24
申请人		发明人
分类号	B32B13/08;D21H17/07;D21H17/49;D21H17/54;D21H21/16;E04C2/04	主分类号	B32B13/08
代理机构		代理人
主权项
地址

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