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发明名称
Improvements in mechanisms for obtaining variations of speed
摘要
申请公布号
GB341022(A)
申请公布日期
1931.01.05
申请号
GB19290030149
申请日期
1929.10.04
申请人
ANDRE TRIOU
发明人
分类号
F16H61/02
主分类号
F16H61/02
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代理人
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