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发明名称
Cromos, estampas y tarjetas postales de carácter educativo
摘要
申请公布号
ES3063(U)
申请公布日期
1934.11.16
申请号
ES19630000030U
申请日期
1934.09.28
申请人
VENTURA, ESTELLER Y SANGÉS, S.L.
发明人
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