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公开(公告)号:US1878532A
公开(公告)日:1932-09-20
申请号:US31038128
申请日:1928-10-04
Applicant: AJAX ELECTROTHERMIC CORP
Inventor: FITCH NORTHRUP EDWIN
IPC: H05B6/36
CPC classification number: H05B6/367
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公开(公告)号:US1862120A
公开(公告)日:1932-06-07
申请号:US38988929
申请日:1929-09-03
Applicant: AJAX ELECTROTHERMIC CORP
Inventor: FITCH NORTHRUP EDWIN
IPC: H05B6/02
CPC classification number: H05B6/105
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公开(公告)号:US1838527A
公开(公告)日:1931-12-29
申请号:US32436828
申请日:1928-12-07
Applicant: AJAX ELECTROTHERMIC CORP
Inventor: CLAMER GUILLIAM H
IPC: H05B6/16
CPC classification number: H05B6/16
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公开(公告)号:US1795136A
公开(公告)日:1931-03-03
申请号:US30182128
申请日:1928-08-24
Applicant: AJAX ELECTROTHERMIC CORP
Inventor: FITCH NORTHRUP EDWIN
IPC: H05B6/02
CPC classification number: H05B6/02
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公开(公告)号:US1694792A
公开(公告)日:1928-12-11
申请号:US75288524
申请日:1924-11-29
Applicant: AJAX ELECTROTHERMIC CORP
Inventor: NORTHRUP EDWIN F
IPC: H05B6/24
CPC classification number: H05B6/24
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公开(公告)号:US1681950A
公开(公告)日:1928-08-28
申请号:US65139823
申请日:1923-07-13
Applicant: AJAX ELECTROTHERMIC CORP
Inventor: NORTHRUP EDWIN F
IPC: H05B6/24
CPC classification number: H05B6/24
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公开(公告)号:US1551766A
公开(公告)日:1925-09-01
申请号:US59152422
申请日:1922-09-30
Applicant: AJAX ELECTROTHERMIC CORP
Inventor: NORTHRUP EDWIN F
IPC: H05B6/10
CPC classification number: H05B6/10
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公开(公告)号:US2676235A
公开(公告)日:1954-04-20
申请号:US27557452
申请日:1952-03-08
Applicant: AJAX ELECTROTHERMIC CORP
Inventor: KENNEDY THEODORE R , MAKEFIELD TOWNSHIP LOWER , KELLER WILLIAM A
IPC: H05B6/02
CPC classification number: H05B6/02
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公开(公告)号:US2265430A
公开(公告)日:1941-12-09
申请号:US34735740
申请日:1940-07-25
Applicant: AJAX ELECTROTHERMIC CORP
Inventor: KENNEDY THEODORE R
IPC: H01T2/02
CPC classification number: H01T2/02
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公开(公告)号:US2144377A
公开(公告)日:1939-01-17
申请号:US16334037
申请日:1937-09-11
Applicant: AJAX ELECTROTHERMIC CORP
Inventor: KENNEDY THEODORE R
IPC: H05B6/40
CPC classification number: H05B6/40
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