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公开(公告)号:US2451328A
公开(公告)日:1948-10-12
申请号:US45779542
申请日:1942-09-09
Applicant: STANDARD TELEPHONES CABLES LTD
Inventor: HENRY FOULKES CHRISTOPHER
IPC: H01J25/08
CPC classification number: H01J25/08
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公开(公告)号:US2431638A
公开(公告)日:1947-11-25
申请号:US51257843
申请日:1943-12-02
Applicant: STANDARD TELEPHONES CABLES LTD
Inventor: DOUGLAS GOODCHILD FRANK , HENRY FOULKES CHRISTOPHER
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3.
公开(公告)号:US2368821A
公开(公告)日:1945-02-06
申请号:US49880243
申请日:1943-08-16
Applicant: STANDARD TELEPHONES CABLES LTD
Inventor: HENRY FOULKES CHRISTOPHER
IPC: H01J21/08
CPC classification number: H01J21/08
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公开(公告)号:US2462084A
公开(公告)日:1949-02-22
申请号:US58475345
申请日:1945-03-26
Applicant: STANDARD TELEPHONES CABLES LTD
Inventor: HENRY FOULKES CHRISTOPHER
IPC: H01J1/18
CPC classification number: H01J1/18
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公开(公告)号:US2454786A
公开(公告)日:1948-11-30
申请号:US51109943
申请日:1943-11-20
Applicant: STANDARD TELEPHONES CABLES LTD
Inventor: HENRY FOULKES CHRISTOPHER
IPC: H01J25/08
CPC classification number: H01J25/08
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