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公开(公告)号:US3137223A
公开(公告)日:1964-06-16
申请号:US9811061
申请日:1961-03-24
Applicant: DAYSTROM INC
Inventor: LAMB FRANCIS X
IPC: G03B7/085
CPC classification number: G03B7/085
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公开(公告)号:US2957599A
公开(公告)日:1960-10-25
申请号:US76629858
申请日:1958-10-09
Applicant: DAYSTROM INC
Inventor: LAMB FRANCIS X
IPC: G01D11/24
CPC classification number: G01D11/24 , Y10T292/34
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公开(公告)号:US2901704A
公开(公告)日:1959-08-25
申请号:US46819254
申请日:1954-11-12
Applicant: DAYSTROM INC
Inventor: LAMB FRANCIS X
IPC: G01R11/02
CPC classification number: G01R11/02
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公开(公告)号:US2837628A
公开(公告)日:1958-06-03
申请号:US45770454
申请日:1954-09-22
Applicant: DAYSTROM INC
Inventor: LAMB FRANCIS X , DE MOTT ELMER G
IPC: G12B11/02
CPC classification number: G12B11/02
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公开(公告)号:US2901705A
公开(公告)日:1959-08-25
申请号:US51349055
申请日:1955-06-06
Applicant: DAYSTROM INC
Inventor: LAMB FRANCIS X
IPC: G01R11/02
CPC classification number: G01R11/02
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公开(公告)号:US2875409A
公开(公告)日:1959-02-24
申请号:US40561254
申请日:1954-01-22
Applicant: DAYSTROM INC
Inventor: LAMB FRANCIS X , ESTOPPEY ROYDEN F , ROY WILLIAM A , ALEXANDER DEMPSTER
IPC: G01R5/14
CPC classification number: G01R5/14
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公开(公告)号:US2866940A
公开(公告)日:1958-12-30
申请号:US42071754
申请日:1954-04-02
Applicant: DAYSTROM INC
Inventor: LAMB FRANCIS X
IPC: G01R11/04
CPC classification number: G01R11/04
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公开(公告)号:US2875411A
公开(公告)日:1959-02-24
申请号:US43119554
申请日:1954-05-20
Applicant: DAYSTROM INC
Inventor: LAMB FRANCIS X
IPC: G01R1/02
CPC classification number: G01R1/02
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