FR723410A - Electric discharge tube - Google Patents
Electric discharge tubeInfo
- Publication number
- FR723410A FR723410A FR723410DA FR723410A FR 723410 A FR723410 A FR 723410A FR 723410D A FR723410D A FR 723410DA FR 723410 A FR723410 A FR 723410A
- Authority
- FR
- France
- Prior art keywords
- electric discharge
- discharge tube
- tube
- electric
- 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
- H01J1/00—Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps
- H01J1/02—Main electrodes
- H01J1/13—Solid thermionic cathodes
- H01J1/20—Cathodes heated indirectly by an electric current; Cathodes heated by electron or ion bombardment
- H01J1/22—Heaters
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE723410X | 1930-10-03 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR723410A true FR723410A (en) | 1932-04-08 |
Family
ID=6632721
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR723410D Expired FR723410A (en) | 1930-10-03 | 1931-09-28 | Electric discharge tube |
Country Status (2)
Country | Link |
---|---|
AT (1) | AT144555B (en) |
FR (1) | FR723410A (en) |
-
1931
- 1931-09-19 AT AT144555D patent/AT144555B/en active
- 1931-09-28 FR FR723410D patent/FR723410A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
AT144555B (en) | 1936-02-10 |
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