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发明名称
Improvements relating to propelling pencils
摘要
申请公布号
GB495419(A)
申请公布日期
1938.11.14
申请号
GB19370013721
申请日期
1937.05.14
申请人
MENTMORE MANUFACTURING CO. LIMITED;ARTHUR EDWARD ANDREWS
发明人
分类号
B43K21/08
主分类号
B43K21/08
代理机构
代理人
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地址
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