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发明名称
MEJORAS INTRODUCIDAS EN EL OBJETO DE LA PATENTE PRINCIPAL NUMERO 169197
摘要
申请公布号
ES170304(A2)
申请公布日期
1945.08.01
申请号
ES19040001703
申请日期
1945.06.25
申请人
DE ACEDO Y PEREZ, LUIS
发明人
分类号
(IPC1-7):F15
主分类号
(IPC1-7):F15
代理机构
代理人
主权项
地址
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