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公开(公告)号:US2403600A
公开(公告)日:1946-07-09
申请号:US42092841
申请日:1941-11-29
Applicant: RCA CORP
Inventor: HOLMES RALPH S , SMITH JOHN P
CPC classification number: G01S1/02
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公开(公告)号:US2644917A
公开(公告)日:1953-07-07
申请号:US3623848
申请日:1948-06-30
Applicant: RCA CORP
Inventor: SMITH JOHN P
IPC: G05F1/52
CPC classification number: G05F1/52
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公开(公告)号:US2185870A
公开(公告)日:1940-01-02
申请号:US15111537
申请日:1937-06-30
Applicant: RCA CORP
Inventor: SMITH JOHN P
IPC: H03G3/16
CPC classification number: H03G3/16
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公开(公告)号:US2403561A
公开(公告)日:1946-07-09
申请号:US46722742
申请日:1942-11-28
Applicant: RCA CORP
Inventor: SMITH JOHN P
IPC: H04J3/04
CPC classification number: H04J3/042
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