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发明名称
VORRICHTUNG ZUM RAEUMEN VON EINBAUTEN IN NICHTBEGEHBAREN LEITUNGSKANAELEN
摘要
申请公布号
DD245215(A1)
申请公布日期
1987.04.29
申请号
DD19850285609
申请日期
1985.12.30
申请人
BAUAKADEMIE DER DDR INSTITUT F. INGENIEUR- U. TIEFBAU,DD
发明人
FROEHLICH,BRUNO,DD;HAUPT,FALKO,DD;KERGER,MANFRED,DD;RICHTER,GERHARD,DD;WINKLER,MANFRED,DD
分类号
E03F9/00;(IPC1-7):E03F9/00
主分类号
E03F9/00
代理机构
代理人
主权项
地址
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