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发明名称
Variable-speed gear
摘要
申请公布号
US2483180(A)
申请公布日期
1949.09.27
申请号
US19470791807
申请日期
1947.12.15
申请人
D. NAPIER & SON LIMITED
发明人
CATFORD ADRIAN LESLIE
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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