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公开(公告)号:US1843645A
公开(公告)日:1932-02-02
申请号:US25304028
申请日:1928-02-09
Applicant: ELECTRONS INC
Inventor: FRIEDRICH MEYER , JOACHIM SPANNER HANS , EDMUND GERMER
IPC: H05B41/19
CPC classification number: H05B41/19 , Y10S315/01 , Y10S315/05
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公开(公告)号:US1928202A
公开(公告)日:1933-09-26
申请号:US35077629
申请日:1929-03-28
Applicant: ELECTRONS INC
Inventor: FRIEDRICH MEYER , JOACHIM SPANNER HANS
IPC: H01J17/04
CPC classification number: H01J17/04
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公开(公告)号:US1928203A
公开(公告)日:1933-09-26
申请号:US35077729
申请日:1929-03-28
Applicant: ELECTRONS INC
Inventor: FRIEDRICH MEYER , JOACHIM SPANNER HANS
IPC: H01J17/04
CPC classification number: H01J17/04
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公开(公告)号:US1910557A
公开(公告)日:1933-05-23
申请号:US24329127
申请日:1927-12-29
Applicant: ELECTRONS INC
Inventor: FRIEDRICH MEYER , JOACHIM SPANNER HANS , EDMUND GERMER
IPC: H01J9/385
CPC classification number: H01J9/385
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公开(公告)号:US2206912A
公开(公告)日:1940-07-09
申请号:US24731628
申请日:1928-01-17
Applicant: ELECTRONS INC
Inventor: FRIEDRICH MEYER , JOACHIM SPANNER HANS
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公开(公告)号:US1995017A
公开(公告)日:1935-03-19
申请号:US24745128
申请日:1928-01-17
Applicant: ELECTRONS INC
Inventor: JOACHIM SPANNER HANS , WEDEL CARL J R H VON
IPC: H01J17/10
CPC classification number: H01J17/10
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公开(公告)号:US1934830A
公开(公告)日:1933-11-14
申请号:US25173628
申请日:1928-02-03
Applicant: ELECTRONS INC
Inventor: JOACHIM SPANNER HANS , WEDEL CARL J R H VON
IPC: H01J61/067
CPC classification number: H01J61/0677
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公开(公告)号:US1925701A
公开(公告)日:1933-09-05
申请号:US35077129
申请日:1929-03-28
Applicant: ELECTRONS INC
Inventor: FRIEDRICH MEYER , JOACHIM SPANNER HANS
IPC: H01J1/14 , H01J61/067
CPC classification number: H01J61/0677 , H01J1/14
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公开(公告)号:US1784877A
公开(公告)日:1930-12-16
申请号:US21419227
申请日:1927-08-19
Applicant: ELECTRONS INC
Inventor: FRIEDRICH MEYER , JOACHIM SPANNER HANS
IPC: H01J17/04
CPC classification number: H01J17/04
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