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发明名称
摘要
申请公布号	NL7116838(A)	申请公布日期	1972.06.13
申请号	NL19710016838	申请日期	1971.12.08
申请人		发明人
分类号	A47B13/00;A47B13/06;F16B12/52;(IPC1-7):F16B12/52	主分类号	A47B13/00
代理机构		代理人
主权项
地址

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