Spring mattress with a top portion containing foam and fibers,申请号US19920941975-传众专利搜索

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发明名称	Spring mattress with a top portion containing foam and fibers
摘要
申请公布号	US5317768(B1)	申请公布日期	1999.09.07
申请号	US19920941975	申请日期	1992.09.08
申请人	SERTA, INC.	发明人	KLANCNIK, ALVIN, R.
分类号	A47C27/00;A47C27/14;A47C27/22;(IPC1-7):A47C27/05;A47C27/12	主分类号	A47C27/00
代理机构		代理人
主权项
地址

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