Porous structural unit.,申请号EP19930112446-传众专利搜索

发明名称	Porous structural unit.
摘要	The present invention concerns a porous structural unit which improves acoustic absorption properties and heat insulation properties and in which the specific gravity is continuously changed. <IMAGE>
申请公布号	EP0578272(A1)	申请公布日期	1994.01.12
申请号	EP19930112446	申请日期	1989.10.27
申请人	MITSUBISHI DENKI KABUSHIKI KAISHA;MITSUBISHI ELECTRIC HOME APPLIANCE CO., LTD	发明人	NOGUCHI, YOSHIHIRO, MITSUBISHI ELECTRIC HOME;IMAI, TOSHIHISA, MITSUBISHI ELECTRIC HOME;TAKAHASHI, YUTUKA, MITSUBISHI ELECTRIC HOME;TANAKA, HIDEHARU, MITSUBISHI DENKI K. K.
分类号	B29C43/00;B29C43/20;B29C44/04;B29C44/44;B29C67/20;B32B7/00;G10K11/162	主分类号	B29C43/00
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