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发明名称
Tastatur fuer Schreibmaschinen oder aehnliche Maschinen, insbesondere fuer Blinde und Ohnhaender
摘要
申请公布号
DE847289(C)
申请公布日期
1952.08.21
申请号
DE1951B014277
申请日期
1951.03.22
申请人
BRENNER HUGO
发明人
BRENNER HUGO
分类号
B41J3/32
主分类号
B41J3/32
代理机构
代理人
主权项
地址
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