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发明名称
Marking device with vibrating yieldable writing tip
摘要
申请公布号
US5208987(A)
申请公布日期
1993.05.11
申请号
US19920881873
申请日期
1992.05.12
申请人
HART ENTERPRISES, INC.
发明人
CHRISTEN, RICHARD P.
分类号
B43K7/12;B43K8/00;B43K8/22
主分类号
B43K7/12
代理机构
代理人
主权项
地址
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