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发明名称
Writing implement
摘要
申请公布号
US2846978(A)
申请公布日期
1958.08.12
申请号
US19570644000
申请日期
1957.03.05
申请人
SCOTT HAROLD V
发明人
SCOTT HAROLD V.
分类号
B43L15/00
主分类号
B43L15/00
代理机构
代理人
主权项
地址
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