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公开(公告)号：US2334012A
公开(公告)日：1943-11-09
申请号：US41805441
申请日：1941-11-06
Applicant: CUTLER HAMMER INC
Inventor： KOCH HERMAN J , KRAUS ANTHONY A
IPC: H01H9/04
CPC classification number: H01H9/04 , E05C3/042 , Y10T292/1094
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