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公开(公告)号:US1673042A
公开(公告)日:1928-06-12
申请号:US11953626
申请日:1926-06-30
Applicant: BELL TELEPHONE LABOR INC
Inventor: CURTIS AUSTEN M
IPC: H04L5/18
CPC classification number: H04L5/18
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公开(公告)号:US2434909A
公开(公告)日:1948-01-27
申请号:US57433645
申请日:1945-01-24
Applicant: BELL TELEPHONE LABOR INC
Inventor: CURTIS AUSTEN M
IPC: H01H51/28
CPC classification number: H01H51/28
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公开(公告)号:US2313809A
公开(公告)日:1943-03-16
申请号:US38947241
申请日:1941-04-19
Applicant: BELL TELEPHONE LABOR INC
Inventor: CURTIS AUSTEN M
IPC: H01H9/54
CPC classification number: H01H9/54
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公开(公告)号:US2298468A
公开(公告)日:1942-10-13
申请号:US23324238
申请日:1938-10-04
Applicant: BELL TELEPHONE LABOR INC
Inventor: CURTIS AUSTEN M
IPC: H01H9/54
CPC classification number: H01H9/54
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公开(公告)号:US2236524A
公开(公告)日:1941-04-01
申请号:US28334239
申请日:1939-07-08
Applicant: BELL TELEPHONE LABOR INC
Inventor: CURTIS AUSTEN M , MELHOSE ALFRED E
IPC: H04B7/12
CPC classification number: H04B7/12
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36.
公开(公告)号:US2199909A
公开(公告)日:1940-05-07
申请号:US10815836
申请日:1936-10-29
Applicant: BELL TELEPHONE LABOR INC
Inventor: BURTON EVERETT T , CURTIS AUSTEN M
CPC classification number: H01H47/02 , H01H50/021
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公开(公告)号:US2131585A
公开(公告)日:1938-09-27
申请号:US13012337
申请日:1937-03-10
Applicant: BELL TELEPHONE LABOR INC
Inventor: CURTIS AUSTEN M
IPC: G05B1/02
CPC classification number: G05B1/025
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公开(公告)号:US1930264A
公开(公告)日:1933-10-10
申请号:US57362931
申请日:1931-11-07
Applicant: BELL TELEPHONE LABOR INC
Inventor: CURTIS AUSTEN M
IPC: H04B15/02
CPC classification number: H04B15/02
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公开(公告)号:US1869884A
公开(公告)日:1932-08-02
申请号:US46673230
申请日:1930-07-09
Applicant: BELL TELEPHONE LABOR INC
Inventor: CURTIS AUSTEN M
IPC: G01N3/06
CPC classification number: G01N3/066
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公开(公告)号:US1757704A
公开(公告)日:1930-05-06
申请号:US22977227
申请日:1927-10-29
Applicant: BELL TELEPHONE LABOR INC
Inventor: CURTIS AUSTEN M
IPC: H03B11/06
CPC classification number: H03B11/06 , Y10T307/898
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