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发明名称
Latch means for retractable ball pens
摘要
申请公布号
US2800882(A)
申请公布日期
1957.07.30
申请号
US19530398121
申请日期
1953.12.14
申请人
SCRIPTO, INC.
发明人
SMITH BLANCHARD D.
分类号
B43K24/08
主分类号
B43K24/08
代理机构
代理人
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地址
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