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发明名称
HILFSVORRICHTUNG FUER DIE AUSFUEHRUNG KREISBOGENFOERMIGER BESCHRIFTUNGEN.
摘要
申请公布号
DE1635512(U)
申请公布日期
1952.03.06
申请号
DE195100H6439U
申请日期
1951.12.18
申请人
WILHELM HERZOG
发明人
WILHELM HERZOG
分类号
主分类号
代理机构
代理人
主权项
地址
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