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公开(公告)号:US2184125A
公开(公告)日:1939-12-19
申请号:US23901338
申请日:1938-11-05
Applicant: PATTERSON MARY F
Inventor: PATTERSON MARY F
IPC: G01J3/52
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公开(公告)号:US2022326A
公开(公告)日:1935-11-26
申请号:US60839732
申请日:1932-04-30
Applicant: SHELDON ELECTRIC CORP
Inventor: HORTON SHELDON HAROLD
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公开(公告)号:US1986127A
公开(公告)日:1935-01-01
申请号:US64709932
申请日:1932-12-14
Applicant: TIMMS EUGENE D
Inventor: TIMMS EUGENE D
IPC: G01J3/52
CPC classification number: G01J3/526
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公开(公告)号:US1957816A
公开(公告)日:1934-05-08
申请号:US61934732
申请日:1932-06-25
Applicant: ST MARY S COLLEGE
Inventor: EMANUEL BRAEG HERMAN
IPC: G01J3/52
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公开(公告)号:US1902672A
公开(公告)日:1933-03-21
申请号:US52868331
申请日:1931-04-08
Applicant: WELLS & RICHARDSON COMPANY INC
Inventor: SPERBER RAYMOND L
IPC: G01J3/52
CPC classification number: G01J3/522
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公开(公告)号:US1832750A
公开(公告)日:1931-11-17
申请号:US19103027
申请日:1927-05-13
Applicant: STEPHENS NOBLE E
Inventor: STEPHENS NOBLE E
IPC: G01J3/52
CPC classification number: G01J3/526
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公开(公告)号:US1789228A
公开(公告)日:1931-01-13
申请号:US39142829
申请日:1929-09-09
Applicant: GUSTAV FROBOESE , ALEXANDER HOCHENBERGER
Inventor: GUSTAV FROBOESE , ALEXANDER HOCHENBERGER
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公开(公告)号:US1704675A
公开(公告)日:1929-03-05
申请号:US72971424
申请日:1924-08-02
Applicant: BARTA GRIFFIN COMPANY
Inventor: BARTA WILLIAM E
IPC: G01J3/52
CPC classification number: G01J3/52
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公开(公告)号:US1704605A
公开(公告)日:1929-03-05
申请号:US12506726
申请日:1926-07-26
Applicant: ARTHUR HINTZE
Inventor: ARTHUR HINTZE
IPC: G01J3/52
CPC classification number: G01J3/522
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公开(公告)号:US1515512A
公开(公告)日:1924-11-11
申请号:US41821220
申请日:1920-10-20
Applicant: MITCHELL JOHN L
Inventor: MITCHELL JOHN L
IPC: G01J3/52
CPC classification number: G01J3/522
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