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公开(公告)号:US2959784A
公开(公告)日:1960-11-08
申请号:US83379459
申请日:1959-08-14
Applicant: BELL TELEPHONE LABOR INC
Inventor: PIERCE JOHN R
IPC: H01Q3/44
CPC classification number: H01Q3/44
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公开(公告)号:US2824256A
公开(公告)日:1958-02-18
申请号:US45173154
申请日:1954-08-24
Applicant: BELL TELEPHONE LABOR INC
Inventor: PIERCE JOHN R , YOCOM WILLIS H
IPC: H01J25/40
CPC classification number: H01J25/40
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公开(公告)号:US2751518A
公开(公告)日:1956-06-19
申请号:US38362053
申请日:1953-10-01
Applicant: BELL TELEPHONE LABOR INC
Inventor: PIERCE JOHN R
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公开(公告)号:US2719187A
公开(公告)日:1955-09-27
申请号:US11085149
申请日:1949-08-17
Applicant: BELL TELEPHONE LABOR INC
Inventor: PIERCE JOHN R
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公开(公告)号:US2638502A
公开(公告)日:1953-05-12
申请号:US21553651
申请日:1951-03-14
Applicant: BELL TELEPHONE LABOR INC
Inventor: PIERCE JOHN R
IPC: H01P9/02
CPC classification number: H01P9/02
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公开(公告)号:US2626990A
公开(公告)日:1953-01-27
申请号:US2502748
申请日:1948-05-04
Applicant: BELL TELEPHONE LABOR INC
Inventor: PIERCE JOHN R
IPC: H01P1/213
CPC classification number: H01P1/2138
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公开(公告)号:US2576040A
公开(公告)日:1951-11-20
申请号:US1401448
申请日:1948-03-10
Applicant: BELL TELEPHONE LABOR INC
Inventor: PIERCE JOHN R , SHANNON CLAUDE E , TUKEY JOHN W
IPC: H01J31/06
CPC classification number: H01J31/06
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公开(公告)号:US2508622A
公开(公告)日:1950-05-23
申请号:US60398945
申请日:1945-07-09
Applicant: BELL TELEPHONE LABOR INC
Inventor: PIERCE JOHN R
IPC: H04B14/04
CPC classification number: H04B14/046
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公开(公告)号:US2500430A
公开(公告)日:1950-03-14
申请号:US54704644
申请日:1944-07-28
Applicant: BELL TELEPHONE LABOR INC
Inventor: PIERCE JOHN R
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公开(公告)号:US2464607A
公开(公告)日:1949-03-15
申请号:US60399045
申请日:1945-07-09
Applicant: BELL TELEPHONE LABOR INC
Inventor: PIERCE JOHN R
IPC: H03M1/00
CPC classification number: H03M1/827
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