Invention Grant
- Patent Title: Electron emitting apparatus
- Patent Title (中): 电子发射装置
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Application No.: EP87108715.1Application Date: 1987-06-16
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Publication No.: EP0249968B1Publication Date: 1993-03-10
- Inventor: Okunuki, Masahiko , Tsukamoto, Takeo , Shimizu, Akira , Suzuki, Akira , Sugata, Masao , Shimoda, Isamu
- Applicant: CANON KABUSHIKI KAISHA
- Applicant Address: 30-2, 3-chome, Shimomaruko, Ohta-ku Tokyo JP
- Assignee: CANON KABUSHIKI KAISHA
- Current Assignee: CANON KABUSHIKI KAISHA
- Current Assignee Address: 30-2, 3-chome, Shimomaruko, Ohta-ku Tokyo JP
- Agency: Tiedtke, Harro, Dipl.-Ing.
- Priority: JP141389/86 19860619
- Main IPC: H01J37/06
- IPC: H01J37/06 ; H01J3/02 ; H01J37/317 ; H01J1/30
Public/Granted literature
- EP0249968A3 Electron emitting apparatus Public/Granted day:1990-01-17
Information query
