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发明名称
Verfahren zum Verlegen einer Unterwasserrohrleitung und Ballastkörper zur Durchführung des Verfahrens.
摘要
申请公布号
CH687344(A5)
申请公布日期
1996.11.15
申请号
CH19930002047
申请日期
1993.07.08
申请人
JOSEF RIEPL BAU AG
发明人
URSPRUNG, HEINRICH
分类号
F16L1/24;(IPC1-7):F16L1/24;E02D29/09
主分类号
F16L1/24
代理机构
代理人
主权项
地址
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