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发明名称
STYLOGRAPHIC PEN WITH THE CAPILLARY PASSAGE CLEANING MEANS OPERABLE BY HAND OR BY SHAKING OR CONTACT
摘要
申请公布号
US3561881(A)
申请公布日期
1971.02.09
申请号
USD3561881
申请日期
1969.05.07
申请人
EDWARD BOK
发明人
EDWARD BOK
分类号
B43K8/16;(IPC1-7):B43K1/10
主分类号
B43K8/16
代理机构
代理人
主权项
地址
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