NL268421A - - Google Patents
Info
- Publication number
- NL268421A NL268421A NL268421DA NL268421A NL 268421 A NL268421 A NL 268421A NL 268421D A NL268421D A NL 268421DA NL 268421 A NL268421 A NL 268421A
- Authority
- NL
- Netherlands
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
- H01P1/213—Frequency-selective devices, e.g. filters combining or separating two or more different frequencies
- H01P1/2133—Frequency-selective devices, e.g. filters combining or separating two or more different frequencies using coaxial filters
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P5/00—Coupling devices of the waveguide type
- H01P5/12—Coupling devices having more than two ports
- H01P5/16—Conjugate devices, i.e. devices having at least one port decoupled from one other port
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DES70068A DE1219102B (de) | 1960-08-25 | 1960-08-25 | Zusammenschalteinrichtung fuer zwei in benachbarten Kanaelen arbeitende Fernsehempfangsantennen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL268421A true NL268421A (https=) |
Family
ID=7501429
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL268421D NL268421A (https=) | 1960-08-25 |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE607508A (https=) |
| CH (1) | CH402978A (https=) |
| DE (1) | DE1219102B (https=) |
| FR (1) | FR1298699A (https=) |
| NL (1) | NL268421A (https=) |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL217682A (https=) * | 1942-12-31 | |||
| US2784381A (en) * | 1948-10-05 | 1957-03-05 | Bell Telephone Labor Inc | Hybrid ring coupling arrangements |
| BE526800A (https=) * | 1953-02-28 |
-
0
- NL NL268421D patent/NL268421A/xx unknown
-
1960
- 1960-08-25 DE DES70068A patent/DE1219102B/de active Pending
-
1961
- 1961-08-21 CH CH980761A patent/CH402978A/de unknown
- 1961-08-24 BE BE607508A patent/BE607508A/fr unknown
- 1961-08-25 FR FR871632A patent/FR1298699A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE1219102B (de) | 1966-06-16 |
| CH402978A (de) | 1965-11-30 |
| BE607508A (fr) | 1961-12-18 |
| FR1298699A (fr) | 1962-07-13 |