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发明名称
Penholder cap with ink container
摘要
申请公布号
US2577078(A)
申请公布日期
1951.12.04
申请号
US19510210355
申请日期
1951.02.10
申请人
MENDEL FRIED
发明人
FRIED MENDEL
分类号
B43K23/12
主分类号
B43K23/12
代理机构
代理人
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