BE419882A - - Google Patents
Info
- Publication number
- BE419882A BE419882A BE419882DA BE419882A BE 419882 A BE419882 A BE 419882A BE 419882D A BE419882D A BE 419882DA BE 419882 A BE419882 A BE 419882A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J25/00—Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons
- H01J25/76—Dynamic electron-multiplier tubes, e.g. Farnsworth multiplier tube, multipactor
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB3931/36A GB471672A (en) | 1936-02-08 | 1936-02-08 | Improvements in or relating to electron discharge devices |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE419882A true BE419882A (US08158827-20120417-C00057.png) |
Family
ID=9767580
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE419882D BE419882A (US08158827-20120417-C00057.png) | 1936-02-08 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2245174A (US08158827-20120417-C00057.png) |
| BE (1) | BE419882A (US08158827-20120417-C00057.png) |
| FR (1) | FR817395A (US08158827-20120417-C00057.png) |
| GB (1) | GB471672A (US08158827-20120417-C00057.png) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR964952A (US08158827-20120417-C00057.png) * | 1947-04-21 | 1950-08-30 | ||
| US2543039A (en) * | 1947-05-14 | 1951-02-27 | Bell Telephone Labor Inc | Bombardment induced conductivity in solid insulators |
| US3136888A (en) * | 1961-04-07 | 1964-06-09 | Tavkozlesi Ki | Selecting mass spectrometer having substantially doubled resolving power |
-
0
- BE BE419882D patent/BE419882A/xx unknown
-
1936
- 1936-02-08 GB GB3931/36A patent/GB471672A/en not_active Expired
-
1937
- 1937-02-05 FR FR817395D patent/FR817395A/fr not_active Expired
- 1937-03-16 US US131153A patent/US2245174A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| GB471672A (en) | 1937-09-08 |
| US2245174A (en) | 1941-06-10 |
| FR817395A (fr) | 1937-09-01 |
