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公开(公告)号:US2398576A
公开(公告)日:1946-04-16
申请号:US46681642
申请日:1942-11-24
Applicant: INT STANDARD ELECTRIC CORP
Inventor: HENRY BOWSHER EDWARD ALBERT
IPC: H04Q9/16
CPC classification number: H04Q9/16 , Y10T307/826 , Y10T307/951
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公开(公告)号:US2287164A
公开(公告)日:1942-06-23
申请号:US14645137
申请日:1937-06-04
Applicant: INT STANDARD ELECTRIC CORP
Inventor: HENRY BOWSHER EDWARD ALBERT
IPC: H02J13/00
CPC classification number: H02J13/0044
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公开(公告)号:US2408037A
公开(公告)日:1946-09-24
申请号:US47868043
申请日:1943-03-10
Applicant: INT STANDARD ELECTRIC CORP
IPC: H02J13/00
CPC classification number: H02J13/00
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公开(公告)号:US2295025A
公开(公告)日:1942-09-08
申请号:US32411740
申请日:1940-03-15
Applicant: INT STANDARD ELECTRIC CORP
Inventor: HENRY BOWSHER EDWARD ALBERT
IPC: H02J13/00
CPC classification number: H02J13/0041 , Y10T477/323
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