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发明名称
Improved retractable ball point writing instrument and latching means therefor
摘要
申请公布号
GB809140(A)
申请公布日期
1959.02.18
申请号
GB19560027378
申请日期
1956.09.06
申请人
SCRIPTO, INC.
发明人
SAMS HERBERT WILLIAM
分类号
B43K24/02
主分类号
B43K24/02
代理机构
代理人
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