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发明名称
Reservoir pen
摘要
申请公布号
US2606529(A)
申请公布日期
1952.08.12
申请号
US19500173280
申请日期
1950.07.12
申请人
VERRINDER WAGNER ERNEST
发明人
WAGNER ERNEST VERRINDER
分类号
B43K7/035
主分类号
B43K7/035
代理机构
代理人
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地址
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