-
-
公开(公告)号:US2270791A
公开(公告)日:1942-01-20
申请号:US32142040
申请日:1940-02-29
Applicant: RCA CORP
Inventor: OTTO STRUTT MAXIMILIAAN JULIUS , DER ZIEL ALDERT VAN
IPC: H03D7/14
CPC classification number: H03D7/1416
-
公开(公告)号:US2315296A
公开(公告)日:1943-03-30
申请号:US33308840
申请日:1940-05-03
Applicant: RCA CORP
Inventor: OTTO STRUTT MAXIMILIAAN JULIUS , DER ZIEL ALDERT VAN
-
-
-
公开(公告)号:US2312739A
公开(公告)日:1943-03-02
申请号:US34051440
申请日:1940-06-14
Applicant: RCA CORP
Inventor: DER ZIEL ALDERT VAN , OTTO STRUTT MAXIMILIAAN JULIUS
-
-
-
公开(公告)号:US2038878A
公开(公告)日:1936-04-28
申请号:US47121430
申请日:1930-07-28
Applicant: RCA CORP
Inventor: OTTO STRUTT MAXIMILIAAN JULIUS
IPC: G08B13/24
CPC classification number: G08B13/2491
-
-
-
-
-
-
-
-