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发明名称
MEJORAS INTRODUCIDAS EN EL OBJETO DE LA PATENTE PRINCIPAL NUM.224714 PORPERFECCIONAMIENTO EN UN GONIOMETRO DE PIEZA PARA EL MORTERO DE 81 MM
摘要
申请公布号
ES239857(A2)
申请公布日期
1958.10.01
申请号
ES19570002398
申请日期
1958.01.31
申请人
VAZQUEZ FALCON, JUAN
发明人
分类号
(IPC1-7):B28B
主分类号
(IPC1-7):B28B
代理机构
代理人
主权项
地址
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