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发明名称
Dispositif pour le fonçage et l'arrachage de pieux, palplanches, tubages et éléments analogues
摘要
申请公布号
CH326448(A)
申请公布日期
1957.12.31
申请号
CHD326448
申请日期
1955.11.18
申请人
DESVAUX,JACQUES;BERTHET,FRANCOIS
发明人
DESVAUX,JACQUES;BERTHET,FRANCOIS
分类号
E02D7/18;E02D11/00
主分类号
E02D7/18
代理机构
代理人
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