Building construction material,申请号US19260094582-传众专利搜索

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法人/股东/高管

发明名称	Building construction material
摘要
申请公布号	US1954378(A)	申请公布日期	1934.04.10
申请号	US19260094582	申请日期	1926.03.13
申请人	LEONARD DAY	发明人	DAY LEONARD
分类号	C04B18/24;C04B28/14	主分类号	C04B18/24
代理机构		代理人
主权项
地址

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