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发明名称
Dispositif de transmission à rapport périodiquement variable, applicable notamment aux transmissions pour cycles et analogues
摘要
申请公布号
FR55836(E)
申请公布日期
1952.09.08
申请号
FRD55836
申请日期
1943.04.06
申请人
发明人
OSSMAN DJAHID
分类号
B62M11/00
主分类号
B62M11/00
代理机构
代理人
主权项
地址
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