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公开(公告)号:US2404375A
公开(公告)日:1946-07-23
申请号:US41501341
申请日:1941-10-15
Applicant: BELL TELEPHONE LABOR INC
Inventor: HARRY WILLIAM R
IPC: G01S1/72
CPC classification number: G01S1/72
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公开(公告)号:US2435587A
公开(公告)日:1948-02-10
申请号:US49464043
申请日:1943-07-14
Applicant: BELL TELEPHONE LABOR INC
Inventor: HARRY WILLIAM R
IPC: G01S1/72
CPC classification number: G01S1/72
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公开(公告)号:US2404798A
公开(公告)日:1946-07-30
申请号:US41503241
申请日:1941-10-15
Applicant: BELL TELEPHONE LABOR INC
Inventor: HARRY WILLIAM R , ROMANOW FRANK F
IPC: G01S1/72
CPC classification number: G01S1/72
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公开(公告)号:US2405209A
公开(公告)日:1946-08-06
申请号:US44960542
申请日:1942-07-03
Applicant: BELL TELEPHONE LABOR INC
Inventor: HARRY WILLIAM R
IPC: G10K11/00
CPC classification number: G10K11/006 , Y10S181/402
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公开(公告)号:US2293258A
公开(公告)日:1942-08-18
申请号:US30579939
申请日:1939-11-24
Applicant: BELL TELEPHONE LABOR INC
Inventor: HARRY WILLIAM R
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公开(公告)号:US2227580A
公开(公告)日:1941-01-07
申请号:US21668438
申请日:1938-06-30
Applicant: BELL TELEPHONE LABOR INC
Inventor: HARRY WILLIAM R , MARSHALL ROBERT N
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公开(公告)号:US3066633A
公开(公告)日:1962-12-04
申请号:US63741145
申请日:1945-12-27
Applicant: BELL TELEPHONE LABOR INC
Inventor: HARRY WILLIAM R
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公开(公告)号:US2493819A
公开(公告)日:1950-01-10
申请号:US78794147
申请日:1947-11-25
Applicant: BELL TELEPHONE LABOR INC
Inventor: HARRY WILLIAM R
IPC: H04R3/00
CPC classification number: H04R3/002
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公开(公告)号:US2404799A
公开(公告)日:1946-07-30
申请号:US44960442
申请日:1942-07-03
Applicant: BELL TELEPHONE LABOR INC
Inventor: HARRY WILLIAM R , ROMANOW FRANK F
IPC: G10K11/00
CPC classification number: G10K11/006
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公开(公告)号:US2867788A
公开(公告)日:1959-01-06
申请号:US47735343
申请日:1943-02-27
Applicant: BELL TELEPHONE LABOR INC
Inventor: HARRY WILLIAM R
IPC: G01S1/72
CPC classification number: G01S1/72 , Y10S367/90
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