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1.Speed indicating dynamoelectric machine and tachometer generator structure therefor 失效
Title translation: 速度指示电机和转速表发电机结构公开(公告)号:US3339095A
公开(公告)日:1967-08-29
申请号:US40716864
申请日:1964-10-28
Applicant: WESTINGHOUSE ELECTRIC CORP
Inventor: SCHLABACH LELAND A , LOOS GEORGE R
CPC classification number: G01P3/488 , G01R31/343