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经营范围
发明名称
Improvements in and relating to feed bars for reservoir writing instruments
摘要
申请公布号
GB779761(A)
申请公布日期
1957.07.24
申请号
GB19540020459
申请日期
1954.07.13
申请人
MABIE TODD & CO., LIMITED
发明人
SEARS EDWARD STEPHEN
分类号
B43K5/18
主分类号
B43K5/18
代理机构
代理人
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地址
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