BE459108A - - Google Patents
Info
- Publication number
- BE459108A BE459108A BE459108DA BE459108A BE 459108 A BE459108 A BE 459108A BE 459108D A BE459108D A BE 459108DA BE 459108 A BE459108 A BE 459108A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P7/00—Resonators of the waveguide type
- H01P7/04—Coaxial resonators
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P1/00—Auxiliary devices
- H01P1/20—Frequency-selective devices, e.g. filters
- H01P1/207—Hollow waveguide filters
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P7/00—Resonators of the waveguide type
- H01P7/06—Cavity resonators
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR870588X | 1943-12-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE459108A true BE459108A (OSRAM) |
Family
ID=9350483
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE459108D BE459108A (OSRAM) | 1943-12-14 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US2553313A (OSRAM) |
| BE (1) | BE459108A (OSRAM) |
| CH (1) | CH250785A (OSRAM) |
| DE (1) | DE870588C (OSRAM) |
| FR (1) | FR986934A (OSRAM) |
| GB (1) | GB594368A (OSRAM) |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2197123A (en) * | 1937-06-18 | 1940-04-16 | Bell Telephone Labor Inc | Guided wave transmission |
| US2432093A (en) * | 1942-07-30 | 1947-12-09 | Bell Telephone Labor Inc | Wave transmission network |
-
0
- BE BE459108D patent/BE459108A/xx unknown
-
1943
- 1943-12-14 FR FR986934D patent/FR986934A/fr not_active Expired
-
1945
- 1945-05-31 GB GB13730/45A patent/GB594368A/en not_active Expired
- 1945-06-29 CH CH250785D patent/CH250785A/fr unknown
- 1945-12-29 US US638371A patent/US2553313A/en not_active Expired - Lifetime
-
1950
- 1950-10-01 DE DEC2953A patent/DE870588C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB594368A (en) | 1947-11-10 |
| US2553313A (en) | 1951-05-15 |
| DE870588C (de) | 1953-03-16 |
| FR986934A (fr) | 1951-08-07 |
| CH250785A (fr) | 1947-09-15 |