BE338064A - - Google Patents
Info
- Publication number
- BE338064A BE338064A BE338064DA BE338064A BE 338064 A BE338064 A BE 338064A BE 338064D A BE338064D A BE 338064DA BE 338064 A BE338064 A BE 338064A
- Authority
- BE
- Belgium
- Prior art keywords
- desc
- page number
- clms page
- clms
- page
- Prior art date
Links
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J21/00—Vacuum tubes
- H01J21/02—Tubes with a single discharge path
- H01J21/06—Tubes with a single discharge path having electrostatic control means only
- H01J21/10—Tubes with a single discharge path having electrostatic control means only with one or more immovable internal control electrodes, e.g. triode, pentode, octode
- H01J21/14—Tubes with means for concentrating the electron stream, e.g. beam tetrode
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2893/00—Discharge tubes and lamps
- H01J2893/0029—Electron beam tubes
Landscapes
- Photoreceptors In Electrophotography (AREA)
- Developing Agents For Electrophotography (AREA)
- Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE338064A true BE338064A (it) |
Family
ID=16089
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE338064D BE338064A (it) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE338064A (it) |
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0
- BE BE338064D patent/BE338064A/fr unknown