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发明名称
Datierungseinrichtung an Schreibmaschinen.
摘要
申请公布号
CH179110(A)
申请公布日期
1935.08.31
申请号
CHD179110
申请日期
1935.03.09
申请人
PFEIFFER,J. FRITZ
发明人
FRITZ PFEIFFER,J.
分类号
B41J25/20
主分类号
B41J25/20
代理机构
代理人
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