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发明名称
Improvements in or relating to automatic variable speed gears
摘要
申请公布号
GB589605(A)
申请公布日期
1947.06.25
申请号
GB19440013930
申请日期
1944.07.20
申请人
GEOFFREY SPENCER, MAJOR
发明人
分类号
F16D67/00
主分类号
F16D67/00
代理机构
代理人
主权项
地址
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