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公开(公告)号:US1658651A
公开(公告)日:1928-02-07
申请号:US15781626
申请日:1926-12-29
Applicant: GEN ELECTRIC
Inventor: PRINDLE RAYMOND B
IPC: H01B17/30
CPC classification number: H01B17/305
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公开(公告)号:US1716931A
公开(公告)日:1929-06-11
申请号:US9433326
申请日:1926-03-12
Applicant: GEN ELECTRIC
Inventor: PRINDLE RAYMOND B
IPC: H01J19/34
CPC classification number: H01J19/34 , H01J2893/0003
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公开(公告)号:US1776133A
公开(公告)日:1930-09-16
申请号:US68098923
申请日:1923-12-15
Applicant: GEN ELECTRIC
Inventor: PRINDLE RAYMOND B
IPC: H01J1/18
CPC classification number: H01J1/18 , Y10T29/49893 , Y10T403/443 , Y10T403/553 , Y10T403/7141
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公开(公告)号:US1673789A
公开(公告)日:1928-06-12
申请号:US67454923
申请日:1923-11-13
Applicant: GEN ELECTRIC
Inventor: NOLTE HENRY J , PRINDLE RAYMOND B
IPC: H01J1/18
CPC classification number: H01J1/18
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公开(公告)号:US1716930A
公开(公告)日:1929-06-11
申请号:US75422424
申请日:1924-12-05
Applicant: GEN ELECTRIC
Inventor: PRINDLE RAYMOND B
IPC: H01J5/42
CPC classification number: H01J5/42 , H01J2893/0034
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公开(公告)号:US1669145A
公开(公告)日:1928-05-08
申请号:US130825
申请日:1925-01-08
Applicant: GEN ELECTRIC
Inventor: PRINDLE RAYMOND B
IPC: H01J19/38
CPC classification number: H01J19/38 , H01J2893/0015 , Y10T24/10
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公开(公告)号:US1615649A
公开(公告)日:1927-01-25
申请号:US73513224
申请日:1924-08-30
Applicant: GEN ELECTRIC
Inventor: PRINDLE RAYMOND B
IPC: A47J41/02
CPC classification number: A47J41/022
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公开(公告)号:US1580855A
公开(公告)日:1926-04-13
申请号:US2200325
申请日:1925-04-09
Applicant: GEN ELECTRIC
Inventor: PRINDLE RAYMOND B
IPC: H01J19/36
CPC classification number: H01J19/36 , H01J2893/0027 , Y10T403/40 , Y10T403/41
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