BE428571A - - Google Patents
Info
- Publication number
- BE428571A BE428571A BE428571DA BE428571A BE 428571 A BE428571 A BE 428571A BE 428571D A BE428571D A BE 428571DA BE 428571 A BE428571 A BE 428571A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
- H03D7/06—Transference of modulation from one carrier to another, e.g. frequency-changing by means of discharge tubes having more than two electrodes
- H03D7/10—Transference of modulation from one carrier to another, e.g. frequency-changing by means of discharge tubes having more than two electrodes the signals to be mixed being applied between different pairs of electrodes
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Superheterodyne Receivers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE207280X | 1937-06-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE428571A true BE428571A (en) |
Family
ID=5793634
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE428571D BE428571A (en) | 1937-06-14 |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE428571A (en) |
| CH (1) | CH207280A (en) |
| FR (1) | FR839258A (en) |
| GB (1) | GB493757A (en) |
| NL (1) | NL51350C (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL88018C (en) * | 1951-10-13 |
-
0
- BE BE428571D patent/BE428571A/xx unknown
- NL NL51350D patent/NL51350C/xx active
-
1938
- 1938-06-11 GB GB17413/38A patent/GB493757A/en not_active Expired
- 1938-06-13 CH CH207280D patent/CH207280A/en unknown
- 1938-06-14 FR FR839258D patent/FR839258A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR839258A (en) | 1939-03-30 |
| GB493757A (en) | 1938-10-13 |
| NL51350C (en) | |
| CH207280A (en) | 1939-10-15 |