SOUND ABSORBING UNIT AND METHOD OF MAKING SAME,申请号CAD588681-传众专利搜索

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发明名称	SOUND ABSORBING UNIT AND METHOD OF MAKING SAME
摘要
申请公布号	CA588681(A)	申请公布日期	1959.12.08
申请号	CAD588681	申请日期
申请人	CANADIAN GYPSUM COMPANY LIMITED	发明人	ROBERT M. MUSTOE
分类号		主分类号
代理机构		代理人
主权项
地址

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