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经营范围
发明名称
Lettering, drawing, writing, and marking pen
摘要
申请公布号
US1982546(A)
申请公布日期
1934.11.27
申请号
US19320649412
申请日期
1932.12.29
申请人
SNELL LOUIS M
发明人
SNELL LOUIS M.
分类号
B43K1/04
主分类号
B43K1/04
代理机构
代理人
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地址
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