BE478973A - - Google Patents
Info
- Publication number
- BE478973A BE478973A BE478973DA BE478973A BE 478973 A BE478973 A BE 478973A BE 478973D A BE478973D A BE 478973DA BE 478973 A BE478973 A BE 478973A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P1/00—Auxiliary devices
- H01P1/10—Auxiliary devices for switching or interrupting
- H01P1/12—Auxiliary devices for switching or interrupting by mechanical chopper
- H01P1/122—Waveguide switches
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB13545/44A GB597217A (en) | 1945-09-04 | 1945-09-04 | Improvements in or relating to ultra high frequency apparatus |
| GB40945X | 1945-09-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE478973A true BE478973A (no) |
Family
ID=26238863
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE478973D BE478973A (no) | 1945-09-04 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE478973A (no) |
| CH (1) | CH268345A (no) |
| FR (1) | FR958131A (no) |
| NL (1) | NL75763C (no) |
-
0
- NL NL75763D patent/NL75763C/xx active
- FR FR958131D patent/FR958131A/fr not_active Expired
- BE BE478973D patent/BE478973A/xx unknown
-
1948
- 1948-01-12 CH CH268345D patent/CH268345A/de unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NL75763C (no) | |
| FR958131A (no) | 1950-03-03 |
| CH268345A (de) | 1950-05-15 |