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发明名称
Trémie peseuse pour agrégats de béton et autres produits pulvérulentes
摘要
申请公布号
FR1214282(A)
申请公布日期
1960.04.07
申请号
FRD1214282
申请日期
1958.10.27
申请人
发明人
ROUSSEY PAUL
分类号
B28C7/04
主分类号
B28C7/04
代理机构
代理人
主权项
地址
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