NL52940C - - Google Patents
Info
- Publication number
- NL52940C NL52940C NL52940DA NL52940C NL 52940 C NL52940 C NL 52940C NL 52940D A NL52940D A NL 52940DA NL 52940 C NL52940 C NL 52940C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J43/00—Secondary-emission tubes; Electron-multiplier tubes
- H01J43/04—Electron multipliers
- H01J43/28—Vessels, e.g. wall of the tube; Windows; Screens; Suppressing undesired discharges or currents
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J5/00—Details relating to vessels or to leading-in conductors common to two or more basic types of discharge tubes or lamps
- H01J5/32—Seals for leading-in conductors
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE531780X | 1938-08-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL52940C true NL52940C (xx) |
Family
ID=6555137
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL52940D NL52940C (xx) | 1938-08-03 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US2280449A (xx) |
| GB (1) | GB531780A (xx) |
| NL (1) | NL52940C (xx) |
-
0
- NL NL52940D patent/NL52940C/xx active
-
1939
- 1939-07-29 US US287187A patent/US2280449A/en not_active Expired - Lifetime
- 1939-08-01 GB GB22322/39A patent/GB531780A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB531780A (en) | 1941-01-10 |
| US2280449A (en) | 1942-04-21 |