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发明名称
A WRITING UTENSIL WITH RING FOR SLIP-PREVENTING
摘要
申请公布号
KR870003687(Y1)
申请公布日期
1987.10.21
申请号
KR19850004274U
申请日期
1985.04.17
申请人
KYUNGIN SANGSA CO.,LTD.
发明人
CHO, GYU-DAE
分类号
B43K3/00;B43K23/00;(IPC1-7):B43K3/00
主分类号
B43K3/00
代理机构
代理人
主权项
地址
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