Patent search ap:("MONITOR CONTROLLER CO") AND inv:"WHITTINGHAM ELEANOR V D" Page 1

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发明授权
Motor control switch mechanism 失效
Title translation: 电机控制开关机构

公开(公告)号：US1890838A

公开(公告)日：1932-12-13

申请号：US53206531

申请日：1931-04-22

Applicant: MONITOR CONTROLLER CO

Inventor： TRUST COMPANY SAFE DEPOSIT AND , WHITTINGHAM ELEANOR V D

IPC: H02P1/06

CPC classification number: H02P1/06

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