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公开(公告)号:CA295530A
公开(公告)日:1929-12-10
申请号:CA295530D
Applicant: GEN ELECTRIC CANADA
Inventor: ROBINSON LEWIS T
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公开(公告)号:CA314568A
公开(公告)日:1931-08-25
申请号:CA314568D
Applicant: GEN ELECTRIC CANADA
Inventor: ROBINSON LEWIS T
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公开(公告)号:CA288818A
公开(公告)日:1929-04-16
申请号:CA288818D
Applicant: GEN ELECTRIC CANADA
Inventor: ROBINSON LEWIS T
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公开(公告)号:US1792323A
公开(公告)日:1931-02-10
申请号:US43222030
申请日:1930-02-28
Applicant: GEN ELECTRIC
Inventor: ROBINSON LEWIS T
IPC: G11B7/00
CPC classification number: G11B7/00
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公开(公告)号:US1742970A
公开(公告)日:1930-01-07
申请号:US36607029
申请日:1929-05-25
Applicant: GEN ELECTRIC
Inventor: ROBINSON LEWIS T
IPC: G01R13/04
CPC classification number: G01R13/04
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公开(公告)号:US963395A
公开(公告)日:1910-07-05
申请号:US1909512803
申请日:1909-08-14
Applicant: GEN ELECTRIC
Inventor: ROBINSON LEWIS T
CPC classification number: G01R1/203
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公开(公告)号:US910956A
公开(公告)日:1909-01-26
申请号:US1902127035
申请日:1902-10-13
Applicant: GEN ELECTRIC
Inventor: ROBINSON LEWIS T
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公开(公告)号:US1760527A
公开(公告)日:1930-05-27
申请号:US17435527
申请日:1927-03-10
Applicant: GEN ELECTRIC
Inventor: ROBINSON LEWIS T
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公开(公告)号:US1751423A
公开(公告)日:1930-03-18
申请号:US7223425
申请日:1925-11-30
Applicant: GEN ELECTRIC
Inventor: ROBINSON LEWIS T
IPC: H01J13/18
CPC classification number: H01J13/18
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公开(公告)号:US1677689A
公开(公告)日:1928-07-17
申请号:US7020125
申请日:1925-11-19
Applicant: GEN ELECTRIC
Inventor: ROBINSON LEWIS T , SABBAH CAMILLE A
IPC: H01J13/04
CPC classification number: H01J13/04 , H01J2893/0089
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