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发明名称
Speed controlling mechanism
摘要
申请公布号
US1872378(A)
申请公布日期
1932.08.16
申请号
US19290381144
申请日期
1929.07.26
申请人
WINKLEY ERASTUS E
发明人
WINKLEY ERASTUS E.
分类号
G05D13/00
主分类号
G05D13/00
代理机构
代理人
主权项
地址
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