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发明名称
APPAREIL POUR ECRIRE AVEC DE FINES MINES DE CRAYON
摘要
申请公布号
FR2341446(A1)
申请公布日期
1977.09.16
申请号
FR19770003644
申请日期
1977.02.09
申请人
SCHMIDT FABRIK FEINMECHANIK GEBR
发明人
分类号
B43K21/16;(IPC1-7):B43K21/16
主分类号
B43K21/16
代理机构
代理人
主权项
地址
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