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公开(公告)号:US3298295A
公开(公告)日:1967-01-17
申请号:US35870164
申请日:1964-04-10
Applicant: LEITZ ERNST GMBH
Inventor: WERNER SCHLAPP , KREIS WETZLAR
IPC: G03B9/08
CPC classification number: G03B9/08
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2.Motion picture projector operable on different a. c. sources 失效
Title translation: 电影投影机可以在不同的a上操作。 C。 来源公开(公告)号:US3140637A
公开(公告)日:1964-07-14
申请号:US11989261
申请日:1961-06-27
Applicant: LEITZ ERNST GMBH
Inventor: HELMUTH FRENK , HERIBERT LUSSEM , ROBERT MEES , KREIS WETZLAR
IPC: G03B19/18
CPC classification number: G03B19/18
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3.Device for relieving the pressure from the hand of a metering device 失效
Title translation: 用于减轻计量装置的手的压力的装置公开(公告)号:US3277804A
公开(公告)日:1966-10-11
申请号:US34991864
申请日:1964-03-06
Applicant: LEITZ ERNST GMBH
Inventor: ADAM WAGNER , KREIS WETZLAR , FLACH HANS G
IPC: G03B7/12
CPC classification number: G03B7/12
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公开(公告)号:US2853920A
公开(公告)日:1958-09-30
申请号:US50743255
申请日:1955-05-10
Applicant: LEITZ ERNST GMBH
Inventor: OTTO MALFELD , HELMUT BECKER , WALTER MANDLER , KREIS WETZLAR , ARTUR KOCH , ERNST MARTIN
IPC: G02B21/00
CPC classification number: G02B21/0016
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公开(公告)号:US3306698A
公开(公告)日:1967-02-28
申请号:US37793564
申请日:1964-06-25
Applicant: LEITZ ERNST GMBH
Inventor: ROBERT MEES , KREIS WETZLAR , HERIBERT LUSSEM , WERNER HOLLE
CPC classification number: G03D15/043 , G03B21/32 , G03D15/00
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公开(公告)号:US3277806A
公开(公告)日:1966-10-11
申请号:US37083664
申请日:1964-05-28
Applicant: LEITZ ERNST GMBH
Inventor: ADAM WAGNER , KREIS WETZLAR , ERWIN NEURATH
IPC: G03B9/42
CPC classification number: G03B9/42
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7.Photometric apparatus compensated for fluctuations in light source intensity 失效
Title translation: 光度仪器补偿光源强度的波动公开(公告)号:US2939361A
公开(公告)日:1960-06-07
申请号:US58356656
申请日:1956-05-08
Applicant: LEITZ ERNST GMBH
Inventor: FROMUND HOCK , KREIS WETZLAR
IPC: G01J1/42
CPC classification number: G01J1/4228
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