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公开(公告)号:US1022553A
公开(公告)日:1912-04-09
申请号:US1907362610
申请日:1907-03-16
Applicant: GEN ELECTRIC
Inventor: HOWELL JOHN W
CPC classification number: H01J1/15 , Y10T403/477
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公开(公告)号:US1010914A
公开(公告)日:1911-12-05
申请号:US1908424931
申请日:1908-04-03
Applicant: GEN ELECTRIC
Inventor: HOWELL JOHN W
CPC classification number: B05C3/15 , C23C4/129 , Y10T137/86405
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公开(公告)号:US904482A
公开(公告)日:1908-11-17
申请号:US1907398736
申请日:1907-10-23
Applicant: GEN ELECTRIC
Inventor: HOWELL JOHN W
CPC classification number: B23K9/173
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公开(公告)号:US860977A
公开(公告)日:1907-07-23
申请号:US1903173765
申请日:1903-09-19
Applicant: GEN ELECTRIC
Inventor: HOWELL JOHN W , BURROWS WILLIAM R
CPC classification number: H01J9/32
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公开(公告)号:US755777A
公开(公告)日:1904-03-29
申请号:US1903163021
申请日:1903-06-25
Applicant: GEN ELECTRIC
Inventor: HOWELL JOHN W
CPC classification number: A47K10/32 , A23K20/195 , Y10S118/10 , Y10S118/12
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公开(公告)号:US677989A
公开(公告)日:1901-07-09
申请号:US1900011627
申请日:1900-04-05
Applicant: GEN ELECTRIC
Inventor: HOWELL JOHN W , BURROWS WILLIAM R
CPC classification number: B65B31/047
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公开(公告)号:CA116020A
公开(公告)日:1909-01-12
申请号:CA116020D
申请日:1908-07-08
Applicant: GEN ELECTRIC CANADA , HOWELL JOHN W
Inventor: HOWELL JOHN W
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