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发明名称
Dispositif pour l'établissement du revêtement de galeries, tunnels, puits, etc.
摘要
申请公布号
FR1103673(A)
申请公布日期
1955.11.04
申请号
FRD1103673
申请日期
1954.07.05
申请人
发明人
KIESER ALOIS
分类号
E02B9/06;E21D5/04
主分类号
E02B9/06
代理机构
代理人
主权项
地址
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