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发明名称
Gear shifting device
摘要
申请公布号
US1896893(A)
申请公布日期
1933.02.07
申请号
US19310531433
申请日期
1931.04.20
申请人
FREE WHEELING PATENTS CORPORATION
发明人
HARTSOCK GUY M.
分类号
F16H59/04
主分类号
F16H59/04
代理机构
代理人
主权项
地址
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