Patent search ap:("STACKPOLE CARBON CO") AND inv:"ARNOLD HENRY B" Page 1

1.

发明授权
Dynamoelectric brush 失效
Title translation: 动电刷

公开(公告)号：US2981698A

公开(公告)日：1961-04-25

申请号：US57184756

申请日：1956-03-15

Applicant: STACKPOLE CARBON CO

Inventor： ARNOLD HENRY B

IPC: H01B1/04 , H01R39/20

CPC classification number: H01B1/04 , H01R39/20

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