BE422017A - - Google Patents
Info
- Publication number
- BE422017A BE422017A BE422017DA BE422017A BE 422017 A BE422017 A BE 422017A BE 422017D A BE422017D A BE 422017DA BE 422017 A BE422017 A BE 422017A
- 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
- H01J25/50—Magnetrons, i.e. tubes with a magnet system producing an H-field crossing the E-field
- H01J25/52—Magnetrons, i.e. tubes with a magnet system producing an H-field crossing the E-field with an electron space having a shape that does not prevent any electron from moving completely around the cathode or guide electrode
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03D—APPARATUS FOR PROCESSING EXPOSED PHOTOGRAPHIC MATERIALS; ACCESSORIES THEREFOR
- G03D13/00—Processing apparatus or accessories therefor, not covered by groups G11B3/00 - G11B11/00
- G03D13/02—Containers; Holding-devices
- G03D13/04—Trays; Dishes; Tanks ; Drums
- G03D13/06—Light-tight tanks with provision for loading in daylight
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F19/00—Fixed transformers or mutual inductances of the signal type
- H01F19/04—Transformers or mutual inductances suitable for handling frequencies considerably beyond the audio range
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J21/00—Vacuum tubes
- H01J21/02—Tubes with a single discharge path
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Multimedia (AREA)
- Control Of High-Frequency Heating Circuits (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE482557X | 1936-06-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE422017A true BE422017A (xx) |
Family
ID=6542844
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE422017D BE422017A (xx) | 1936-06-12 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE422017A (xx) |
| FR (1) | FR822927A (xx) |
| GB (1) | GB482557A (xx) |
| NL (1) | NL50265C (xx) |
-
0
- BE BE422017D patent/BE422017A/xx unknown
- NL NL50265D patent/NL50265C/xx active
-
1937
- 1937-06-09 GB GB15995/37A patent/GB482557A/en not_active Expired
- 1937-06-10 FR FR822927D patent/FR822927A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB482557A (en) | 1938-03-31 |
| FR822927A (fr) | 1938-01-11 |
| NL50265C (xx) |