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经营范围
发明名称
Dispositif de sécurité, notamment pour haveuses
摘要
申请公布号
FR1193131(A)
申请公布日期
1959.10.30
申请号
FRD1193131
申请日期
1958.03.10
申请人
SOCIETE D'APPLICATIONS GENERALES D'ELECTRICITE ET DE MECANIQUE
发明人
分类号
E21C35/04
主分类号
E21C35/04
代理机构
代理人
主权项
地址
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