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发明名称
Improvements in or relating to change speed gear mechanisms
摘要
申请公布号
GB471852(A)
申请公布日期
1937.09.10
申请号
GB19370013516
申请日期
1935.12.10
申请人
THE MONOPOWER CORPORATION
发明人
分类号
F16D43/28
主分类号
F16D43/28
代理机构
代理人
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