KR940023511U - 음극선관용 음극구조 - Google Patents
음극선관용 음극구조Info
- Publication number
- KR940023511U KR940023511U KR2019930003120U KR930003120U KR940023511U KR 940023511 U KR940023511 U KR 940023511U KR 2019930003120 U KR2019930003120 U KR 2019930003120U KR 930003120 U KR930003120 U KR 930003120U KR 940023511 U KR940023511 U KR 940023511U
- Authority
- KR
- South Korea
- Prior art keywords
- cathode
- ray tube
- cathode ray
- cathode structure
- tube
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
- H01J9/02—Manufacture of electrodes or electrode systems
- H01J9/04—Manufacture of electrodes or electrode systems of thermionic cathodes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
- H01J29/02—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
- H01J29/04—Cathodes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2329/00—Electron emission display panels, e.g. field emission display panels
- H01J2329/02—Electrodes other than control electrodes
- H01J2329/04—Cathode electrodes
- H01J2329/0402—Thermionic cathodes
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Electrodes For Cathode-Ray Tubes (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR2019930003120U KR200147266Y1 (ko) | 1993-03-04 | 1993-03-04 | 음극선관용 음극구조 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR2019930003120U KR200147266Y1 (ko) | 1993-03-04 | 1993-03-04 | 음극선관용 음극구조 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR940023511U true KR940023511U (ko) | 1994-10-22 |
| KR200147266Y1 KR200147266Y1 (ko) | 1999-06-15 |
Family
ID=19351558
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR2019930003120U KR200147266Y1 (ko) | 1993-03-04 | 1993-03-04 | 음극선관용 음극구조 |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR200147266Y1 (ko) |
-
1993
- 1993-03-04 KR KR2019930003120U patent/KR200147266Y1/ko not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| KR200147266Y1 (ko) | 1999-06-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A201 | Request for examination | ||
| E902 | Notification of reason for refusal | ||
| E701 | Decision to grant or registration of patent right | ||
| REGI | Registration of establishment | ||
| FPAY | Annual fee payment |
Payment date: 20070226 Year of fee payment: 9 |
|
| EXPY | Expiration of term |