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公开(公告)号:US1033205A
公开(公告)日:1912-07-23
申请号:US1911625292
申请日:1911-05-05
Applicant: INTERNAT ACHESON GRAPHITE COMPANY
Inventor: SPEIDEN EBEN C
CPC classification number: H01J1/304
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公开(公告)号:US1032250A
公开(公告)日:1912-07-09
申请号:US1910561849
申请日:1910-05-17
Applicant: INTERNAT ACHESON GRAPHITE COMPANY
Inventor: SPEIDEN EBEN C
CPC classification number: H01J9/022 , H05B31/18 , Y10T403/7045 , Y10T403/7123
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公开(公告)号:US1007151A
公开(公告)日:1911-10-31
申请号:US1910561848
申请日:1910-05-17
Applicant: INTERNAT ACHESON GRAPHITE COMPANY
Inventor: SPEIDEN EBEN C
CPC classification number: H05B31/10
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公开(公告)号:US992281A
公开(公告)日:1911-05-16
申请号:US1911605731
申请日:1911-01-31
Applicant: INTERNAT ACHESON GRAPHITE COMPANY
Inventor: SPEIDEN EBEN C
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公开(公告)号:US935939A
公开(公告)日:1909-10-05
申请号:US1909502824
申请日:1909-06-17
Applicant: INTERNAT ACHESON GRAPHITE COMPANY
Inventor: SPEIDEN EBEN C
CPC classification number: H05B3/60
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公开(公告)号:CA143811A
公开(公告)日:1912-11-05
申请号:CA143811D
申请日:1912-07-03
Applicant: INTERNAT ACHESON GRAPHITE COMPANY , SPEIDEN EBEN C
Inventor: SPEIDEN EBEN C
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公开(公告)号:CA125228A
公开(公告)日:1910-04-26
申请号:CA125228D
申请日:1909-10-28
Applicant: INTERNAT ACHESON GRAPHITE COMPANY , SPEIDEN EBEN C
Inventor: SPEIDEN EBEN C
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公开(公告)号:CA143812A
公开(公告)日:1912-11-05
申请号:CA143812D
申请日:1912-07-03
Applicant: SPEIDEN EBEN C , INTERNAT ACHESON GRAPHITE COMPANY
Inventor: SPEIDEN EBEN C
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公开(公告)号:CA143810A
公开(公告)日:1912-11-05
申请号:CA143810D
申请日:1911-05-08
Applicant: INTERNAT ACHESON GRAPHITE COMPANY , SPEIDEN EBEN C
Inventor: SPEIDEN EBEN C
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公开(公告)号:CA134772A
公开(公告)日:1911-08-08
申请号:CA134772D
申请日:1911-07-04
Applicant: SPEIDEN EBEN C , INTERNAT ACHESON GRAPHITE COMPANY
Inventor: SPEIDEN EBEN C
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