-
公开(公告)号:US3071650A
公开(公告)日:1963-01-01
申请号:US65838457
申请日:1957-05-10
Applicant: BELL TELEPHONE LABOR INC
Inventor: CAHILL HAROLD D , DAGNALL JR CLARENCE H
IPC: H04M15/08
CPC classification number: H04M15/08
-
公开(公告)号:US3012099A
公开(公告)日:1961-12-05
申请号:US48436243
申请日:1943-04-24
Applicant: BELL TELEPHONE LABOR INC
Inventor: BUSCH ALOYSIUS J , CAHILL HAROLD D , OSCAR MYERS
IPC: H04K1/06
CPC classification number: H04K1/06
-
公开(公告)号:US2599358A
公开(公告)日:1952-06-03
申请号:US5738848
申请日:1948-10-29
Applicant: BELL TELEPHONE LABOR INC
Inventor: CAHILL HAROLD D , CARPENTER WARREN W , DIMOND THOMAS L
IPC: H04M15/04
CPC classification number: H04M15/04
-
公开(公告)号:US2727092A
公开(公告)日:1955-12-13
申请号:US32178652
申请日:1952-11-21
Applicant: BELL TELEPHONE LABOR INC
Inventor: CAHILL HAROLD D
IPC: H04M15/08
CPC classification number: H04M15/08
-
公开(公告)号:US2408755A
公开(公告)日:1946-10-08
申请号:US55535844
申请日:1944-09-22
Applicant: BELL TELEPHONE LABOR INC
Inventor: CAHILL HAROLD D
IPC: H04Q1/02
-
公开(公告)号:US1717143A
公开(公告)日:1929-06-11
申请号:US15163126
申请日:1926-11-30
Applicant: BELL TELEPHONE LABOR INC
Inventor: CAHILL HAROLD D
IPC: H04M5/08
CPC classification number: H04M5/08
-
-
-
-
-