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发明名称
FOUNTAIN PEN WITH A FLEXIBLE CAPILLARY MATERIAL IN INK CONTAINER
摘要
申请公布号
CA730909(A)
申请公布日期
1966.03.29
申请号
CAD730909
申请日期
申请人
H. A. ARTUR EXNER
发明人
H. A. ARTUR EXNER
分类号
主分类号
代理机构
代理人
主权项
地址
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