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公开(公告)号:US2045450A
公开(公告)日:1936-06-23
申请号:US678335
申请日:1935-02-16
Applicant: BELL TELEPHONE LABOR INC
Inventor: DIMOND THOMAS L
IPC: H04Q1/32
CPC classification number: H04Q1/32
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公开(公告)号:US3108254A
公开(公告)日:1963-10-22
申请号:US67821357
申请日:1957-08-14
Applicant: BELL TELEPHONE LABOR INC
Inventor: DIMOND THOMAS L
IPC: G06K9/18
CPC classification number: G06K9/18
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公开(公告)号:US3031135A
公开(公告)日:1962-04-24
申请号:US81914459
申请日:1959-06-09
Applicant: BELL TELEPHONE LABOR INC
Inventor: DIMOND THOMAS L , WYCKOFF ALBERT C
IPC: H04M15/38
CPC classification number: H04M15/38
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公开(公告)号:US2657272A
公开(公告)日:1953-10-27
申请号:US21370851
申请日:1951-03-03
Applicant: BELL TELEPHONE LABOR INC
Inventor: DIMOND THOMAS L
IPC: H04Q3/00
CPC classification number: H04Q3/0004
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公开(公告)号:US2583328A
公开(公告)日:1952-01-22
申请号:US1748648
申请日:1948-03-27
Applicant: BELL TELEPHONE LABOR INC
Inventor: DIMOND THOMAS L
IPC: H04M3/12
CPC classification number: H04M3/12
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公开(公告)号:US2580082A
公开(公告)日:1951-12-25
申请号:US17092350
申请日:1950-06-28
Applicant: BELL TELEPHONE LABOR INC
Inventor: DIMOND THOMAS L
IPC: H04Q3/00
CPC classification number: H04Q3/0004
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公开(公告)号:US2577609A
公开(公告)日:1951-12-04
申请号:US9154249
申请日:1949-05-05
Applicant: BELL TELEPHONE LABOR INC
Inventor: DIMOND THOMAS L , WINGARDNER CHARLES A
IPC: H04M15/08
CPC classification number: H04M15/08
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公开(公告)号:US2444338A
公开(公告)日:1948-06-29
申请号:US59745845
申请日:1945-06-04
Applicant: BELL TELEPHONE LABOR INC
Inventor: DIMOND THOMAS L
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公开(公告)号:US2022030A
公开(公告)日:1935-11-26
申请号:US678435
申请日:1935-02-16
Applicant: BELL TELEPHONE LABOR INC
Inventor: DIMOND THOMAS L
IPC: H04Q1/32
CPC classification number: H04Q1/32
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公开(公告)号:US2584990A
公开(公告)日:1952-02-12
申请号:US8365649
申请日:1949-03-26
Applicant: BELL TELEPHONE LABOR INC
Inventor: DIMOND THOMAS L
IPC: H03K25/00
CPC classification number: H03K25/00
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