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发明名称
INSBESONDERE ZWEIFARBEN-KUGELSCHREIBER.
摘要
申请公布号
DE1685390(U)
申请公布日期
1954.10.21
申请号
DE195400F7872U
申请日期
1954.07.17
申请人
GEBR. FEND, PFORZHEIM
发明人
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主分类号
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