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71.
公开(公告)号:US2423327A
公开(公告)日:1947-07-01
申请号:US46052442
申请日:1942-10-02
Applicant: GEN ELECTRIC
Inventor: LAFFERTY JAMES M
IPC: H01J19/80
CPC classification number: H01J19/80
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公开(公告)号:CA941001A
公开(公告)日:1974-01-29
申请号:CA123281
申请日:1971-09-21
Applicant: GEN ELECTRIC
Inventor: LAFFERTY JAMES M
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公开(公告)号:CA819833A
公开(公告)日:1969-08-05
申请号:CA819833D
Applicant: GEN ELECTRIC
Inventor: LEE THOMAS H , TALENTO JOSEPH L , LAFFERTY JAMES M , BARKAN PHILIP
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公开(公告)号:CA799086A
公开(公告)日:1968-11-12
申请号:CA799086D
Applicant: GEN ELECTRIC
Inventor: LAFFERTY JAMES M
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公开(公告)号:CA663118A
公开(公告)日:1963-05-14
申请号:CA663118D
Applicant: GEN ELECTRIC
Inventor: REILING GILBERT H , LAFFERTY JAMES M
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公开(公告)号:CA616496A
公开(公告)日:1961-03-14
申请号:CA616496D
Applicant: GEN ELECTRIC
Inventor: LAFFERTY JAMES M
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公开(公告)号:CA502332A
公开(公告)日:1954-05-11
申请号:CA502332D
Applicant: GEN ELECTRIC
Inventor: LAFFERTY JAMES M
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公开(公告)号:CA479455A
公开(公告)日:1951-12-18
申请号:CA479455D
Applicant: GEN ELECTRIC CANADA
Inventor: LAFFERTY JAMES M
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公开(公告)号:CA476246A
公开(公告)日:1951-08-21
申请号:CA476246D
Applicant: GEN ELECTRIC CANADA
Inventor: LAFFERTY JAMES M
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公开(公告)号:CA457216A
公开(公告)日:1949-06-07
申请号:CA457216D
Applicant: GEN ELECTRIC CANADA
Inventor: LAFFERTY JAMES M
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