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发明名称
EXPANSION TYPE BALL PEN
摘要
申请公布号
KR900005622(Y1)
申请公布日期
1990.06.28
申请号
KR19860007240U
申请日期
1986.05.24
申请人
KADO METAL IND. CO.LTD.
发明人
KADO HIROYASU
分类号
B43K3/00;B43K7/12;B43K24/02;B43K29/00;(IPC1-7):B43K7/12
主分类号
B43K3/00
代理机构
代理人
主权项
地址
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