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发明名称
Marking pen
摘要
申请公布号
US1951057(A)
申请公布日期
1934.03.13
申请号
US19330657054
申请日期
1933.02.16
申请人
LEITCH HAROLD W
发明人
LEITCH HAROLD W.
分类号
B43K1/08;B43K7/03
主分类号
B43K1/08
代理机构
代理人
主权项
地址
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