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公开(公告)号:US2567226A
公开(公告)日:1951-09-11
申请号:US76720047
申请日:1947-08-07
Applicant: INT STANDARD ELECTRIC CORP
Inventor: SWIFT MCWHIRTER ERIC MALCOLM , JENNINGS WARD HUGH
IPC: H04Q9/04
CPC classification number: H04Q9/04
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公开(公告)号:US2565511A
公开(公告)日:1951-08-28
申请号:US7920249
申请日:1949-03-02
Applicant: INT STANDARD ELECTRIC CORP
Inventor: SWIFT MCWHIRTER ERIC MALCOLM , HARRIS DUNN ROLAND , WILLIAM WARDEN FREDERICK , JENNINGS WARD HUGH , ASSIS FONSE HAROLD MOUNTJOY MU , GERARD COLLIER PERCEVAL
IPC: G08B5/22
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公开(公告)号:US2551619A
公开(公告)日:1951-05-08
申请号:US76943647
申请日:1947-08-19
Applicant: INT STANDARD ELECTRIC CORP
Inventor: SWIFT MCWHIRTER ERIC MALCOLM , HARRIS DUNN ROLAND
IPC: H03G11/02
CPC classification number: H03G11/02
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公开(公告)号:US2498695A
公开(公告)日:1950-02-28
申请号:US74401047
申请日:1947-04-25
Applicant: INT STANDARD ELECTRIC CORP
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5.
公开(公告)号:US2785388A
公开(公告)日:1957-03-12
申请号:US47397254
申请日:1954-12-08
Applicant: INT STANDARD ELECTRIC CORP
Inventor: SWIFT MCWHIRTER ERIC MALCOLM , BENEDICT OST STANLEY
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公开(公告)号:US2568756A
公开(公告)日:1951-09-25
申请号:US70901046
申请日:1946-11-09
Applicant: INT STANDARD ELECTRIC CORP
Inventor: SWIFT MCWHIRTER ERIC MALCOLM , JENNINGS WARD HUGH
IPC: G08B5/22
CPC classification number: G08B5/221
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公开(公告)号:US2457166A
公开(公告)日:1948-12-28
申请号:US63115445
申请日:1945-11-27
Applicant: INT STANDARD ELECTRIC CORP
Inventor: SWIFT MCWHIRTER ERIC MALCOLM , HARRIS DUNN ROLAND
IPC: H03B5/10
CPC classification number: H03B5/10
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公开(公告)号:US2947217A
公开(公告)日:1960-08-02
申请号:US50783455
申请日:1955-05-12
Applicant: INT STANDARD ELECTRIC CORP
Inventor: SWIFT MCWHIRTER ERIC MALCOLM
IPC: G03B27/46
CPC classification number: G03B27/46
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公开(公告)号:US2787190A
公开(公告)日:1957-04-02
申请号:US44407654
申请日:1954-07-19
Applicant: INT STANDARD ELECTRIC CORP
Inventor: SWIFT MCWHIRTER ERIC MALCOLM , BENEDICT OST STANLEY
IPC: G06K1/12
CPC classification number: G06K1/126
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公开(公告)号:US2645764A
公开(公告)日:1953-07-14
申请号:US17753450
申请日:1950-06-14
Applicant: INT STANDARD ELECTRIC CORP
Inventor: SWIFT MCWHIRTER ERIC MALCOLM , MOUNT VERNON , POPP FREDERICK G
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