SOUND ABSORBING DEVICE,申请号JP19890077266-传众专利搜索

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发明名称	SOUND ABSORBING DEVICE
摘要
申请公布号	JPH02253297(A)	申请公布日期	1990.10.12
申请号	JP19890077266	申请日期	1989.03.28
申请人	MATSUSHITA ELECTRIC WORKS LTD	发明人	YAMADA WAKIO;OKUDAIRA YUZO;KURIHARA YOSHITAKA
分类号	E04B1/86;G10K11/16	主分类号	E04B1/86
代理机构		代理人
主权项
地址

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