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发明名称
RAHMEN FUER MIKROFICHES
摘要
申请公布号
DD249170(A3)
申请公布日期
1987.09.02
申请号
DD19850274568
申请日期
1985.03.29
申请人
VEB MANSFELD-KOMBINAT WILHELM PIECK,DD
发明人
ENGEL,OTTO,DD;MAYNICKE,WALTER,DD
分类号
G03B23/00;(IPC1-7):G03B23/00
主分类号
G03B23/00
代理机构
代理人
主权项
地址
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