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经营范围
发明名称
Typewriting machine
摘要
申请公布号
US2218956(A)
申请公布日期
1940.10.22
申请号
US19390275261
申请日期
1939.05.23
申请人
OLYMPIA BUROMASCHINENWERKE A. G.
发明人
KRUGER JOHANNES
分类号
B41J7/02
主分类号
B41J7/02
代理机构
代理人
主权项
地址
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