FUNCTIONAL SOUND ABSORBER AND METHOD OF ABSORBING SOUND,申请号CAD516024-传众专利搜索

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发明名称	FUNCTIONAL SOUND ABSORBER AND METHOD OF ABSORBING SOUND
摘要
申请公布号	CA516024(A)	申请公布日期	1955.08.30
申请号	CAD516024	申请日期
申请人	ROBERT R. ABRAMS	发明人	ROBERT R. ABRAMS
分类号		主分类号
代理机构		代理人
主权项
地址

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