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发明名称
Nouveau crayon perfectionné
摘要
申请公布号
FR950640(A)
申请公布日期
1949.10.03
申请号
FRD950640
申请日期
1947.07.29
申请人
发明人
DELHOMME KARL-ROBERT
分类号
B43K21/08
主分类号
B43K21/08
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