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公开(公告)号:US3083902A
公开(公告)日:1963-04-02
申请号:US12890161
申请日:1961-08-02
Applicant: GUSTAV BERGSON
Inventor: GUSTAV BERGSON
IPC: G06G5/00
CPC classification number: G06G5/00
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公开(公告)号:US2965854A
公开(公告)日:1960-12-20
申请号:US56653356
申请日:1956-02-20
Applicant: GUSTAV BERGSON
Inventor: GUSTAV BERGSON
IPC: H03F3/36
CPC classification number: H03F3/36
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公开(公告)号:US2970669A
公开(公告)日:1961-02-07
申请号:US66726457
申请日:1957-06-21
Applicant: GUSTAV BERGSON
Inventor: GUSTAV BERGSON
IPC: B01D5/00
CPC classification number: B01D5/0072 , B01D5/0006 , B01D5/0036 , F28F2240/00 , Y10S165/913
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4.
公开(公告)号:US2898800A
公开(公告)日:1959-08-11
申请号:US44523254
申请日:1954-07-23
Applicant: GUSTAV BERGSON
Inventor: GUSTAV BERGSON
CPC classification number: G01N21/3504 , G01N21/314 , Y10S55/34
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公开(公告)号:US3344852A
公开(公告)日:1967-10-03
申请号:US37523864
申请日:1964-06-15
Applicant: GUSTAV BERGSON
Inventor: GUSTAV BERGSON
IPC: B01D53/26
CPC classification number: B01D53/26 , Y10S165/913
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公开(公告)号:US3208644A
公开(公告)日:1965-09-28
申请号:US32682363
申请日:1963-11-29
Applicant: GUSTAV BERGSON
Inventor: GUSTAV BERGSON
IPC: G01F1/00
CPC classification number: G01F1/00
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公开(公告)号:US3170021A
公开(公告)日:1965-02-16
申请号:US80809059
申请日:1959-04-22
Applicant: GUSTAV BERGSON
Inventor: GUSTAV BERGSON
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公开(公告)号:US2793094A
公开(公告)日:1957-05-21
申请号:US42730954
申请日:1954-05-03
Applicant: GUSTAV BERGSON
Inventor: GUSTAV BERGSON
IPC: G01D9/30
CPC classification number: G01D9/30
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公开(公告)号:US2878406A
公开(公告)日:1959-03-17
申请号:US44523354
申请日:1954-07-23
Applicant: GUSTAV BERGSON
Inventor: GUSTAV BERGSON
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公开(公告)号:US2763161A
公开(公告)日:1956-09-18
申请号:US51547455
申请日:1955-06-14
Applicant: GUSTAV BERGSON
Inventor: GUSTAV BERGSON
IPC: F16H57/12
CPC classification number: F16H57/12 , Y10T74/19623
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