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发明名称
Procédé de fabrication de corps ou éléments mono ou multitubulaires monolithiques en béton armé ou non
摘要
申请公布号
FR47045(E)
申请公布日期
1936.11.30
申请号
FRD47045
申请日期
1936.02.04
申请人
发明人
MOREL
分类号
B28B21/16
主分类号
B28B21/16
代理机构
代理人
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地址
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