ZA724728B - Improvements in or relating to waveguide filters - Google Patents
Improvements in or relating to waveguide filtersInfo
- Publication number
- ZA724728B ZA724728B ZA724728A ZA724728A ZA724728B ZA 724728 B ZA724728 B ZA 724728B ZA 724728 A ZA724728 A ZA 724728A ZA 724728 A ZA724728 A ZA 724728A ZA 724728 B ZA724728 B ZA 724728B
- Authority
- ZA
- South Africa
- Prior art keywords
- relating
- waveguide filters
- waveguide
- filters
- Prior art date
Links
Classifications
-
- 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
- H01P1/219—Evanescent mode filters
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB4094071 | 1971-09-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA724728B true ZA724728B (en) | 1973-04-25 |
Family
ID=10417347
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA724728A ZA724728B (en) | 1971-09-02 | 1972-07-11 | Improvements in or relating to waveguide filters |
Country Status (9)
| Country | Link |
|---|---|
| AU (1) | AU474680B2 (da) |
| BE (1) | BE788207R (da) |
| CH (1) | CH552895A (da) |
| DE (1) | DE2242514A1 (da) |
| ES (1) | ES406293A2 (da) |
| FR (1) | FR2151118B2 (da) |
| GB (1) | GB1354974A (da) |
| IT (1) | IT964198B (da) |
| ZA (1) | ZA724728B (da) |
-
0
- BE BE788207D patent/BE788207R/xx active
-
1971
- 1971-09-02 GB GB4094071A patent/GB1354974A/en not_active Expired
-
1972
- 1972-07-11 ZA ZA724728A patent/ZA724728B/xx unknown
- 1972-08-24 IT IT28435/72A patent/IT964198B/it active
- 1972-08-28 AU AU46036/72A patent/AU474680B2/en not_active Expired
- 1972-08-30 DE DE2242514A patent/DE2242514A1/de active Pending
- 1972-08-30 CH CH1276672A patent/CH552895A/xx not_active IP Right Cessation
- 1972-09-01 ES ES406293A patent/ES406293A2/es not_active Expired
- 1972-09-04 FR FR7231267A patent/FR2151118B2/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2242514A1 (de) | 1973-03-08 |
| BE788207R (fr) | 1973-02-28 |
| AU4603672A (en) | 1974-03-07 |
| FR2151118B2 (da) | 1976-01-23 |
| GB1354974A (en) | 1974-06-05 |
| ES406293A2 (es) | 1975-07-16 |
| IT964198B (it) | 1974-01-21 |
| CH552895A (de) | 1974-08-15 |
| AU474680B2 (en) | 1976-07-29 |
| FR2151118A2 (da) | 1973-04-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| ZA713962B (en) | Improvements in or relating to air filters | |
| HK37576A (en) | Improvements in or relating to filmstrips | |
| AU4361572A (en) | Improvements in or relating to oculometers | |
| AU462327B2 (en) | Improvements in or relating to carburetters | |
| HK8379A (en) | Improvements in or relating to thienobenzazepines | |
| IL39680A0 (en) | Improvements in or relating to molds | |
| ZA725439B (en) | Improvements in or relating to winding fibres | |
| ZA723068B (en) | Improvements in or relating to wellpoints | |
| ZA727657B (en) | Improvements in or relating to filters | |
| ZA727748B (en) | Improvements in or relating to refractometers | |
| ZA727838B (en) | Improvements in or relating to filters | |
| ZA725437B (en) | Improvements in or relating to moulds | |
| ZA724728B (en) | Improvements in or relating to waveguide filters | |
| ZA718130B (en) | Improvements in waveguides | |
| ZA711617B (en) | Improvements in or relating to filters | |
| AU461135B2 (en) | Improvements in or relating to viners | |
| AU4336572A (en) | Improvements in or relating to filters | |
| ZA715424B (en) | Improvements in or relating to glazing | |
| IE35886B1 (en) | Improvements in or relating to viners | |
| ZA715192B (en) | Improvements in or relating to aeators | |
| ZA717967B (en) | Improvements in or relating to | |
| ZA713869B (en) | Improvements in or relating to gratings | |
| AU428814B2 (en) | Improvements in or relating to waveguide filters | |
| AU431264B2 (en) | Improvements in or relating to waveguide filters | |
| ZA728389B (en) | Improvements in or relating to structures |