Improvements in and relating to springy surfaces or supports,申请号GB19530016413-传众专利搜索

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发明名称	Improvements in and relating to springy surfaces or supports
摘要
申请公布号	GB725482(A)	申请公布日期	1955.03.02
申请号	GB19530016413	申请日期	1953.06.15
申请人	GEORG VALDEMAR PEDERSEN	发明人
分类号	A47C7/34;A47C23/15	主分类号	A47C7/34
代理机构		代理人
主权项
地址

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