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经营范围
发明名称
Roulette porte-chiffres ou porte-signes pour mécanismes enregistreurs et calculateurs et son procédé de fabrication
摘要
申请公布号
FR840634(A)
申请公布日期
1939.04.28
申请号
FRD840634
申请日期
1938.07.13
申请人
OLYMPIA BU:ROMASCHINENWERKE A. G.
发明人
分类号
G06C15/00
主分类号
G06C15/00
代理机构
代理人
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地址
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