GB546584A - Improvements in or relating to electric discharge tubes - Google Patents
Improvements in or relating to electric discharge tubesInfo
- Publication number
- GB546584A GB546584A GB9656/41A GB965641A GB546584A GB 546584 A GB546584 A GB 546584A GB 9656/41 A GB9656/41 A GB 9656/41A GB 965641 A GB965641 A GB 965641A GB 546584 A GB546584 A GB 546584A
- Authority
- GB
- United Kingdom
- Prior art keywords
- relating
- electric discharge
- discharge tubes
- philips
- gloeilampenfabrieken
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- 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
- H01J29/10—Screens on or from which an image or pattern is formed, picked up, converted or stored
- H01J29/18—Luminescent screens
- H01J29/28—Luminescent screens with protective, conductive or reflective layers
-
- 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
- H01J29/86—Vessels; Containers; Vacuum locks
- H01J29/88—Vessels; Containers; Vacuum locks provided with coatings on the walls thereof; Selection of materials for the coatings
Landscapes
- Adhesives Or Adhesive Processes (AREA)
- Vessels And Coating Films For Discharge Lamps (AREA)
- Plural Heterocyclic Compounds (AREA)
Abstract
546,584. Cathode-ray tubes. PHILIPS LAMPS, Ltd. (Naamlooze Vennootschap Philips' Gloeilampenfabrieken). July 29, 1941, No. 9656. [Class 39 (i)] The subject-matter is identical with that of Specification 612,581, [Group XL (a)].
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL612581X | 1940-01-16 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB546584A true GB546584A (en) | 1942-07-20 |
Family
ID=19788152
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB9656/41A Expired GB546584A (en) | 1940-01-16 | 1941-07-29 | Improvements in or relating to electric discharge tubes |
GB16235/46A Expired GB612581A (en) | 1940-01-16 | 1946-05-28 | Improvements in or relating to electric discharge tubes |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB16235/46A Expired GB612581A (en) | 1940-01-16 | 1946-05-28 | Improvements in or relating to electric discharge tubes |
Country Status (2)
Country | Link |
---|---|
GB (2) | GB546584A (en) |
NL (1) | NL53618C (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100213774B1 (en) * | 1996-11-26 | 1999-08-02 | 구자홍 | Cathode-ray tube |
-
0
- NL NL53618D patent/NL53618C/xx active
-
1941
- 1941-07-29 GB GB9656/41A patent/GB546584A/en not_active Expired
-
1946
- 1946-05-28 GB GB16235/46A patent/GB612581A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB612581A (en) | 1948-11-15 |
NL53618C (en) |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
GB550826A (en) | Improvements in or relating to barrier-layer rectifiers for alternating current | |
GB554828A (en) | Improvements in or relating to electric discharge tubes having a directional electron beam | |
GB553466A (en) | Improvements in or relating to cathode-ray tubes | |
GB549476A (en) | Improvements in or relating to cathode ray tubes having an electrostatic projection lens and devices comprising such tubes | |
GB553181A (en) | Improvements in or relating to electric discharge tubes with deflection control | |
GB549727A (en) | Improvements in or relating to electric high-pressure metal-vapour discharge tubes | |
GB552612A (en) | Improvements in or relating to cathode-ray tubes | |
GB546584A (en) | Improvements in or relating to electric discharge tubes | |
GB551226A (en) | Improvements in or relating to electric discharge tubes | |
GB546376A (en) | Improvements in or relating to electric discharge tubes | |
GB552753A (en) | Improvements in or relating to the exhaust tube constructions in the envelopes of discharge tubes | |
GB549992A (en) | Improvements in or relating to incandescent cathodes for use in gas or vapour filled discharge tubes | |
GB547645A (en) | Improvements in or relating to electric discharge tubes | |
GB547646A (en) | Improvements in or relating to gas filled electric discharge tubes | |
GB553012A (en) | Improvements in or relating to electric current-rectifying tubes | |
GB549275A (en) | Improvements in or relating to electric discharge tubes | |
GB550104A (en) | Improvement in electric discharge tubes and circuit arrangements therefor | |
GB551732A (en) | Improvements in and relating to the manufacture of magnetic circuits | |
GB546231A (en) | Improvements in or relating to the supply conductors of electron discharge tubes | |
GB551014A (en) | Improvements in or relating to cathode-ray tubes, more particularly iconoscopes and circuit arrangements therefor | |
GB550728A (en) | Improvements in or relating to pentode or like electron discharge tubes having suppressor grids | |
GB552597A (en) | Improvements in or relating to devices comprising electric gaseous discharge tubes | |
GB556461A (en) | Improvements in or relating to electron discharge tubes | |
GB552718A (en) | Improvements in or relating to multi-grid electron discharge tubes | |
GB615827A (en) | Improvements in lamp-holders combined with suspension tubes |