NL203712A - - Google Patents
Info
- Publication number
- NL203712A NL203712A NL203712DA NL203712A NL 203712 A NL203712 A NL 203712A NL 203712D A NL203712D A NL 203712DA NL 203712 A NL203712 A NL 203712A
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J17/00—Gas-filled discharge tubes with solid cathode
- H01J17/38—Cold-cathode tubes
- H01J17/40—Cold-cathode tubes with one cathode and one anode, e.g. glow tubes, tuning-indicator glow tubes, voltage-stabiliser tubes, voltage-indicator tubes
- H01J17/44—Cold-cathode tubes with one cathode and one anode, e.g. glow tubes, tuning-indicator glow tubes, voltage-stabiliser tubes, voltage-indicator tubes having one or more control electrodes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J17/00—Gas-filled discharge tubes with solid cathode
- H01J17/02—Details
- H01J17/04—Electrodes; Screens
- H01J17/06—Cathodes
- H01J17/066—Cold cathodes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2893/00—Discharge tubes and lamps
- H01J2893/0064—Tubes with cold main electrodes (including cold cathodes)
- H01J2893/0065—Electrode systems
- H01J2893/0066—Construction, material, support, protection and temperature regulation of electrodes; Electrode cups
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US496391A US2825618A (en) | 1955-03-24 | 1955-03-24 | Method and apparatus for fabricating gaseous discharge devices |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL203712A true NL203712A (en:Method) |
Family
ID=23972423
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL95420D NL95420C (en:Method) | 1955-03-24 | ||
| NL203712D NL203712A (en:Method) | 1955-03-24 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL95420D NL95420C (en:Method) | 1955-03-24 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US2825618A (en:Method) |
| BE (1) | BE545790A (en:Method) |
| CH (1) | CH341573A (en:Method) |
| DE (1) | DE1026878B (en:Method) |
| GB (1) | GB789876A (en:Method) |
| NL (2) | NL203712A (en:Method) |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE929314C (de) * | 1940-07-27 | 1955-06-23 | Philips Nv | Verfahren zum Formieren der Anoden von Stromrichterroehren |
| US2428610A (en) * | 1943-09-10 | 1947-10-07 | Gen Electric | Method and apparatus for manufacturing electric discharge devices |
| US2507696A (en) * | 1948-03-27 | 1950-05-16 | Bell Telephone Labor Inc | Glow discharge device |
-
0
- NL NL95420D patent/NL95420C/xx active
- BE BE545790D patent/BE545790A/xx unknown
- NL NL203712D patent/NL203712A/xx unknown
-
1955
- 1955-03-24 US US496391A patent/US2825618A/en not_active Expired - Lifetime
-
1956
- 1956-01-19 CH CH341573D patent/CH341573A/de unknown
- 1956-02-25 DE DEW18523A patent/DE1026878B/de active Pending
- 1956-03-23 GB GB9130/56A patent/GB789876A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US2825618A (en) | 1958-03-04 |
| NL95420C (en:Method) | |
| CH341573A (de) | 1959-10-15 |
| DE1026878B (de) | 1958-03-27 |
| GB789876A (en) | 1958-01-29 |
| BE545790A (en:Method) |