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发明名称
AUSWECHSELBARE MINE FUER SCHREIBGERAETE, INSBESONDERE KUGELSCHREIBER.
摘要
申请公布号
DE1698788(U)
申请公布日期
1955.05.18
申请号
DE195400K6384U
申请日期
1954.07.07
申请人
KAWECO, BADISCHE FUELLFEDERFABRIK, FRIEDRICH GRUBE
发明人
分类号
主分类号
代理机构
代理人
主权项
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