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发明名称
Improvements in or relating to multi-colour pencils
摘要
申请公布号
GB456477(A)
申请公布日期
1936.11.10
申请号
GB19350031688
申请日期
1935.11.15
申请人
ILIE HERSINHOD
发明人
分类号
B43K21/00;B43K27/04
主分类号
B43K21/00
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代理人
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