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发明名称
Vorrichtung an Schreibmaschinen
摘要
申请公布号
DE715324(C)
申请公布日期
1941.12.19
申请号
DE1938ST57944D
申请日期
1938.10.14
申请人
DR. MED. HANS STAPPERT
发明人
STAPPERT DR. MED. HANS
分类号
B41J29/13
主分类号
B41J29/13
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