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发明名称
MEJORAS INTRODUCIDAS EN EL OBJETO DE LA PATENTE PRINCIPAL 139934
摘要
申请公布号
ES146213(A2)
申请公布日期
1941.01.01
申请号
ES19130001462
申请日期
1939.09.25
申请人
GARCIA ROCA, IGNACIO
发明人
分类号
(IPC1-7):F16
主分类号
(IPC1-7):F16
代理机构
代理人
主权项
地址
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