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发明名称
摘要
申请公布号	DE2154028(A1)	申请公布日期	1972.05.04
申请号	DE19712154028	申请日期	1971.10.29
申请人		发明人
分类号	G03C1/485;(IPC1-7):G03C/	主分类号	G03C1/485
代理机构		代理人
主权项
地址

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