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发明名称
Fuellbleistift
摘要
申请公布号
DE510295(C)
申请公布日期
1930.10.17
申请号
DE1928V024659D
申请日期
1928.12.11
申请人
HUGO BRUENINGHAUS
发明人
分类号
B43K21/08
主分类号
B43K21/08
代理机构
代理人
主权项
地址
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