-
公开(公告)号:US2256066A
公开(公告)日:1941-09-16
申请号:US21574338
申请日:1938-06-25
Applicant: RCA CORP
Inventor: USSELMAN GEORGE L
IPC: H01B11/18
CPC classification number: H01B11/1886
-
公开(公告)号:US2242881A
公开(公告)日:1941-05-20
申请号:US20458638
申请日:1938-04-27
Applicant: RCA CORP
Inventor: FINCH JAMES L , USSELMAN GEORGE L
IPC: H02M1/14
CPC classification number: H02M1/143
-
公开(公告)号:US2215200A
公开(公告)日:1940-09-17
申请号:US17359237
申请日:1937-11-09
Applicant: RCA CORP
Inventor: USSELMAN GEORGE L
IPC: H04B1/036
CPC classification number: H04B1/036
-
公开(公告)号:US2210050A
公开(公告)日:1940-08-06
申请号:US21485938
申请日:1938-06-21
Applicant: RCA CORP
Inventor: USSELMAN GEORGE L
IPC: H01G4/02
CPC classification number: H01G4/02
-
公开(公告)号:US2105678A
公开(公告)日:1938-01-18
申请号:US63550832
申请日:1932-09-30
Applicant: RCA CORP
Inventor: USSELMAN GEORGE L
IPC: H03C3/26
CPC classification number: H03C3/26
-
公开(公告)号:US2058928A
公开(公告)日:1936-10-27
申请号:US63017932
申请日:1932-08-24
Applicant: RCA CORP
Inventor: USSELMAN GEORGE L
IPC: H03C3/24
CPC classification number: H03C3/24
-
公开(公告)号:US1997091A
公开(公告)日:1935-04-09
申请号:US60916532
申请日:1932-05-04
Applicant: RCA CORP
Inventor: USSELMAN GEORGE L
IPC: H01R4/42
CPC classification number: H01R4/42
-
-
-
-
-
-
-