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公开(公告)号:US3037185A
公开(公告)日:1962-05-29
申请号:US21354851
申请日:1951-03-02
Applicant: CGS LAB INC
Inventor: DEWITZ GERHARD H
IPC: G01S1/72
CPC classification number: G01S1/72
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公开(公告)号:US2886789A
公开(公告)日:1959-05-12
申请号:US31034152
申请日:1952-09-18
Applicant: CGS LAB INC
Inventor: DEWITZ GERHARD H
IPC: H01F21/08
CPC classification number: H01F21/08 , H01F2029/143
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公开(公告)号:US2812389A
公开(公告)日:1957-11-05
申请号:US28318552
申请日:1952-04-19
Applicant: CGS LAB INC
Inventor: DEWITZ GERHARD H
IPC: H03F9/02
CPC classification number: H03F9/02
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公开(公告)号:US2802186A
公开(公告)日:1957-08-06
申请号:US28318652
申请日:1952-04-19
Applicant: CGS LAB INC
Inventor: DEWITZ GERHARD H
IPC: H01F29/14
CPC classification number: H01F29/146 , H01F2029/143
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公开(公告)号:US2802185A
公开(公告)日:1957-08-06
申请号:US30074652
申请日:1952-07-24
Applicant: CGS LAB INC
Inventor: DEWITZ GERHARD H
IPC: H01F29/14
CPC classification number: H01F29/146 , H01F2029/143
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6.
公开(公告)号:US2727211A
公开(公告)日:1955-12-13
申请号:US25354151
申请日:1951-10-27
Applicant: CGS LAB INC
Inventor: DEWITZ GERHARD H
IPC: H03C1/08
CPC classification number: H03C1/08
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公开(公告)号:US2907957A
公开(公告)日:1959-10-06
申请号:US32902652
申请日:1952-12-31
Applicant: CGS LAB INC
Inventor: DEWITZ GERHARD H
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公开(公告)号:US2820109A
公开(公告)日:1958-01-14
申请号:US27806952
申请日:1952-03-22
Applicant: CGS LAB INC
Inventor: DEWITZ GERHARD H
IPC: H03F9/02
CPC classification number: H03F9/02
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公开(公告)号:US2799822A
公开(公告)日:1957-07-16
申请号:US30019652
申请日:1952-07-22
Applicant: CGS LAB INC
Inventor: DEWITZ GERHARD H
IPC: H01F21/08
CPC classification number: H01F21/08 , H01F2029/143 , Y10T29/49069 , Y10T29/49075 , Y10T29/49076
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