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发明名称
Füllbleistift
摘要
申请公布号
AT185712(B)
申请公布日期
1956.05.25
申请号
ATD185712
申请日期
1954.03.18
申请人
ING. RUDOLF CZETTEL
发明人
ING. RUDOLF CZETTEL
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主分类号
代理机构
代理人
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