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发明名称
Карандаш с несколькими цветными иди графитными штифтами
摘要
申请公布号
SU19966(A1)
申请公布日期
1931.03.31
申请号
SU19290043936
申请日期
1929.03.30
申请人
SELIVANOV N.A.
发明人
SELIVANOV N.A.
分类号
B43K27/04
主分类号
B43K27/04
代理机构
代理人
主权项
地址
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