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发明名称
Железобетонная свайная насадка, устанавливаемая в готовом виде
摘要
申请公布号
SU67887(A1)
申请公布日期
1946.11.30
申请号
SU19410342522
申请日期
1941.03.12
申请人
BUDBERG V.YU.
发明人
BUDBERG V.YU.
分类号
E01D19/02
主分类号
E01D19/02
代理机构
代理人
主权项
地址
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