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发明名称
Underspeed governor mechanism
摘要
申请公布号
US2938975(A)
申请公布日期
1960.05.31
申请号
US19570689966
申请日期
1957.10.14
申请人
WILLIAMS WILLIAM J
发明人
WILLIAMS WILLIAM J.
分类号
H01H35/10
主分类号
H01H35/10
代理机构
代理人
主权项
地址
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