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发明名称
Tachometer
摘要
申请公布号
US3012144(A)
申请公布日期
1961.12.05
申请号
US19570665209
申请日期
1957.06.12
申请人
GENERAL MOTORS CORPORATION
发明人
MARTIN EDWARD J.
分类号
G01P3/482
主分类号
G01P3/482
代理机构
代理人
主权项
地址
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