KR900012321A - 방 전 관 - Google Patents
방 전 관Info
- Publication number
- KR900012321A KR900012321A KR1019900000297A KR900000297A KR900012321A KR 900012321 A KR900012321 A KR 900012321A KR 1019900000297 A KR1019900000297 A KR 1019900000297A KR 900000297 A KR900000297 A KR 900000297A KR 900012321 A KR900012321 A KR 900012321A
- Authority
- KR
- South Korea
- Prior art keywords
- discharge tube
- discharge
- tube
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/04—Electrodes; Screens; Shields
- H01J61/06—Main electrodes
- H01J61/067—Main electrodes for low-pressure discharge lamps
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1005753A JPH02186551A (ja) | 1989-01-12 | 1989-01-12 | 放電管 |
JP89-5753 | 1989-01-12 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR900012321A true KR900012321A (ko) | 1990-08-03 |
KR920010057B1 KR920010057B1 (ko) | 1992-11-13 |
Family
ID=11619881
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019900000297A KR920010057B1 (ko) | 1989-01-12 | 1990-01-11 | 방 전 관 |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP0378338B1 (ko) |
JP (1) | JPH02186551A (ko) |
KR (1) | KR920010057B1 (ko) |
DE (1) | DE69030333D1 (ko) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04174951A (ja) * | 1990-07-19 | 1992-06-23 | Tokyo Densoku Kk | 放電管 |
JP2599192Y2 (ja) * | 1990-07-19 | 1999-08-30 | 東京電測 株式会社 | 放電管 |
US5585694A (en) * | 1990-12-04 | 1996-12-17 | North American Philips Corporation | Low pressure discharge lamp having sintered "cold cathode" discharge electrodes |
DE9202638U1 (de) * | 1992-02-28 | 1992-04-16 | Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 8000 München | Niederdruckentladungslampe |
JP3498072B2 (ja) | 2001-06-25 | 2004-02-16 | 炳霖 ▲楊▼ | 放電ランプ用発光体 |
KR101206681B1 (ko) * | 2011-07-13 | 2012-12-03 | (주) 상일시스템 | 조명용 냉음극 형광 램프 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL41599C (ko) * | 1934-10-27 | |||
US2314134A (en) * | 1942-01-08 | 1943-03-16 | Colonial Lighting Co Inc | Gaseous discharge device |
CH319769A (de) * | 1953-03-06 | 1957-02-28 | Mueller Felix Ing Dr | Elektrode für Entladungsgefässe |
JPS5750760A (en) * | 1980-09-13 | 1982-03-25 | Matsushita Electric Works Ltd | Electrode for discharge lamp |
WO1987004562A1 (en) * | 1986-01-17 | 1987-07-30 | Sidefact Limited | Flat light source |
KR910010108B1 (ko) * | 1988-05-27 | 1991-12-16 | 도오시바 라이텍크 가부시기가이샤 | 편봉지형 메탈해라이드 램프 |
-
1989
- 1989-01-12 JP JP1005753A patent/JPH02186551A/ja active Granted
-
1990
- 1990-01-08 DE DE69030333T patent/DE69030333D1/de not_active Expired - Lifetime
- 1990-01-08 EP EP90300190A patent/EP0378338B1/en not_active Expired - Lifetime
- 1990-01-11 KR KR1019900000297A patent/KR920010057B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP0378338B1 (en) | 1997-04-02 |
EP0378338A3 (en) | 1991-06-12 |
DE69030333D1 (de) | 1997-05-07 |
JPH0546048B2 (ko) | 1993-07-12 |
JPH02186551A (ja) | 1990-07-20 |
KR920010057B1 (ko) | 1992-11-13 |
EP0378338A2 (en) | 1990-07-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E902 | Notification of reason for refusal | ||
G160 | Decision to publish patent application | ||
E701 | Decision to grant or registration of patent right | ||
GRNT | Written decision to grant | ||
FPAY | Annual fee payment |
Payment date: 20030820 Year of fee payment: 12 |
|
LAPS | Lapse due to unpaid annual fee |