FR710937A - Improvements to glow discharge tubes - Google Patents
Improvements to glow discharge tubesInfo
- Publication number
- FR710937A FR710937A FR710937DA FR710937A FR 710937 A FR710937 A FR 710937A FR 710937D A FR710937D A FR 710937DA FR 710937 A FR710937 A FR 710937A
- Authority
- FR
- France
- Prior art keywords
- glow discharge
- discharge tubes
- tubes
- glow
- discharge
- 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
- 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 |
---|---|---|---|
NL710937X | 1930-02-25 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR710937A true FR710937A (en) | 1931-08-31 |
Family
ID=19813571
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR710937D Expired FR710937A (en) | 1930-02-25 | 1931-02-09 | Improvements to glow discharge tubes |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR710937A (en) |
-
1931
- 1931-02-09 FR FR710937D patent/FR710937A/en not_active Expired
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FR723431A (en) | Tube improvements | |
FR716475A (en) | Improvements to metal tubes | |
FR688985A (en) | Improvements to discharge tubes | |
FR707965A (en) | Improvements made to electric discharge tubes | |
FR718983A (en) | Improvements made to electric discharge tubes | |
FR715188A (en) | Metal-cased discharge tube | |
FR725479A (en) | Gas discharge tube | |
FR727076A (en) | Improvements to discharge tubes | |
FR727680A (en) | Improvements to discharge tubes | |
FR707770A (en) | Improvements to discharge tubes | |
FR710937A (en) | Improvements to glow discharge tubes | |
FR723374A (en) | Electric discharge tube | |
FR717583A (en) | Electric discharge tube | |
FR719115A (en) | Discharge tube | |
FR713894A (en) | Improvements made to glow discharge tubes | |
FR724709A (en) | Improvements made to electric discharge tubes | |
FR39053E (en) | Improvements to discharge tubes | |
FR39597E (en) | Improvements to discharge tubes | |
FR721436A (en) | Improvements to discharge tubes | |
FR691008A (en) | Brazing lamps improvements | |
FR727891A (en) | Electric discharge tube | |
FR712097A (en) | Improvements made to electric discharge tubes | |
FR715452A (en) | Improvements made to the electrodes of discharge tubes | |
FR710878A (en) | Improvements to electronic discharge tubes | |
FR715232A (en) | Improvements to heated cathode discharge tubes |