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发明名称
COMBINA DIDACTICA PENTRU TESTAREA CUNOSTINTELOR PE BAZA DE PROIECTII
摘要
申请公布号
RO76354(A2)
申请公布日期
1981.03.30
申请号
RO19790096467
申请日期
1979.02.01
申请人
MINISTERUL DE INTERNE,RO
发明人
IONETE,DUMITRU,RO
分类号
G09B7/00;(IPC1-7):G09B7/00
主分类号
G09B7/00
代理机构
代理人
主权项
地址
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