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发明名称
FUELLFEDERHALTERARTIGES SCHREIBGERAET.
摘要
申请公布号
DE1605884(U)
申请公布日期
1950.05.04
申请号
DE194800D5381U
申请日期
1948.11.18
申请人
LUDWIG BILZ
发明人
LUDWIG BILZ
分类号
主分类号
代理机构
代理人
主权项
地址
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