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发明名称
VERFAHREN ZUR VERRINGERUNG DER EIGENSPANNUNGEN IN MASSIGEN BETON-, MOERTEL- ODER ZEMENTBAUWERKEN
摘要
申请公布号
DD269411(A1)
申请公布日期
1989.06.28
申请号
DD19880313374
申请日期
1988.03.04
申请人
BERGAKADEMIE FREIBERG,DD
发明人
SITZ,PETER,DD;HAEFNER,FRIEDER,DD;KOECKRITZ,VOLKER,DD
分类号
E02D15/00;(IPC1-7):E02D15/00
主分类号
E02D15/00
代理机构
代理人
主权项
地址
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