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发明名称
Marking pencil
摘要
申请公布号
US3101074(A)
申请公布日期
1963.08.20
申请号
US19600023173
申请日期
1960.04.19
申请人
SPATZ WALTER B
发明人
SPATZ WALTER B.
分类号
B43K29/06
主分类号
B43K29/06
代理机构
代理人
主权项
地址
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