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经营范围
发明名称
STYLOGRAPHIC PEN WITH VENT STEM SCRAPER
摘要
申请公布号
US3545878(A)
申请公布日期
1970.12.08
申请号
USD3545878
申请日期
1969.02.27
申请人
EDWARD BOK
发明人
EDWARD BOK
分类号
B43K8/16;B43K8/18;B43K13/02;(IPC1-7):B43K1/06
主分类号
B43K8/16
代理机构
代理人
主权项
地址
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