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发明名称
Dispositif de transmission à rapport de transmission réglable
摘要
申请公布号
FR702211(A)
申请公布日期
1931.04.02
申请号
FRD702211
申请日期
1930.09.03
申请人
N. V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
分类号
F16H15/50
主分类号
F16H15/50
代理机构
代理人
主权项
地址
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