FR700175A - Oscillographe à rayons cathodiques - Google Patents
Oscillographe à rayons cathodiquesInfo
- Publication number
- FR700175A FR700175A FR700175DA FR700175A FR 700175 A FR700175 A FR 700175A FR 700175D A FR700175D A FR 700175DA FR 700175 A FR700175 A FR 700175A
- Authority
- FR
- France
- Prior art keywords
- cathode ray
- ray oscillograph
- oscillograph
- cathode
- 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
- H01J31/00—Cathode ray tubes; Electron beam tubes
- H01J31/08—Cathode ray tubes; Electron beam tubes having a screen on or from which an image or pattern is formed, picked up, converted, or stored
- H01J31/10—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes
- H01J31/12—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes with luminescent screen
- H01J31/121—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes with luminescent screen tubes for oscillography
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US385840A US1932084A (en) | 1929-08-14 | 1929-08-14 | Cathode ray oscillograph |
Publications (1)
Publication Number | Publication Date |
---|---|
FR700175A true FR700175A (fr) | 1931-02-25 |
Family
ID=23523072
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR700175D Expired FR700175A (fr) | 1929-08-14 | 1930-08-07 | Oscillographe à rayons cathodiques |
Country Status (4)
Country | Link |
---|---|
US (1) | US1932084A (fr) |
DE (1) | DE557823C (fr) |
FR (1) | FR700175A (fr) |
GB (1) | GB356904A (fr) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL77104C (fr) * | 1948-12-24 | |||
US2535317A (en) * | 1949-01-26 | 1950-12-26 | Bell Telephone Labor Inc | High-speed oscilloscope |
US2589130A (en) * | 1949-06-24 | 1952-03-11 | Bell Telephone Labor Inc | Permutation code group selector |
NL197896A (fr) * | 1955-05-20 | |||
US2982917A (en) * | 1958-04-10 | 1961-05-02 | Aaland Kris | Method and apparatus for pulsing a charged particle beam |
US3108203A (en) * | 1960-12-29 | 1963-10-22 | Bell Telephone Labor Inc | Electron beam tube for translating gray code to binary code |
US3374386A (en) * | 1964-11-02 | 1968-03-19 | Field Emission Corp | Field emission cathode having tungsten miller indices 100 plane coated with zirconium, hafnium or magnesium on oxygen binder |
US3349270A (en) * | 1966-03-04 | 1967-10-24 | Stromberg Carlson Corp | Self-aligning electron gun assembly |
US4160188A (en) * | 1976-04-23 | 1979-07-03 | The United States Of America As Represented By The Secretary Of The Navy | Electron beam tube |
-
1929
- 1929-08-14 US US385840A patent/US1932084A/en not_active Expired - Lifetime
-
1930
- 1930-08-07 FR FR700175D patent/FR700175A/fr not_active Expired
- 1930-08-09 DE DE1930557823D patent/DE557823C/de not_active Expired
- 1930-08-14 GB GB24399/30A patent/GB356904A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US1932084A (en) | 1933-10-24 |
GB356904A (en) | 1931-09-17 |
DE557823C (de) | 1932-08-29 |
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