FR723982A - Tube à rayons cathodiques - Google Patents
Tube à rayons cathodiquesInfo
- Publication number
- FR723982A FR723982A FR723982DA FR723982A FR 723982 A FR723982 A FR 723982A FR 723982D A FR723982D A FR 723982DA FR 723982 A FR723982 A FR 723982A
- Authority
- FR
- France
- Prior art keywords
- ray tube
- cathode ray
- cathode
- tube
- ray
- 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
- H01J33/00—Discharge tubes with provision for emergence of electrons or ions from the vessel; Lenard tubes
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE619842T | 1930-10-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR723982A true FR723982A (fr) | 1932-04-18 |
Family
ID=34812901
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR723982D Expired FR723982A (fr) | 1930-10-11 | 1931-10-09 | Tube à rayons cathodiques |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US1964117A (fr) |
| DE (1) | DE619842C (fr) |
| FR (1) | FR723982A (fr) |
| GB (1) | GB373900A (fr) |
-
1930
- 1930-10-11 DE DE1930619842D patent/DE619842C/de not_active Expired
-
1931
- 1931-09-29 GB GB27102/31A patent/GB373900A/en not_active Expired
- 1931-10-09 FR FR723982D patent/FR723982A/fr not_active Expired
- 1931-10-10 US US568182A patent/US1964117A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US1964117A (en) | 1934-06-26 |
| DE619842C (de) | 1935-10-08 |
| GB373900A (en) | 1932-06-02 |
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