Ceiling construction,申请号US19580748622-传众专利搜索

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法人/股东/高管

发明名称	Ceiling construction
摘要
申请公布号	US3030670(A)	申请公布日期	1962.04.24
申请号	US19580748622	申请日期	1958.07.15
申请人	BIGELOW DONALD W	发明人	BIGELOW DONALD W.
分类号	E04B9/26;E04B9/32	主分类号	E04B9/26
代理机构		代理人
主权项
地址

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