BE401504A - - Google Patents
Info
- Publication number
- BE401504A BE401504A BE401504DA BE401504A BE 401504 A BE401504 A BE 401504A BE 401504D A BE401504D A BE 401504DA BE 401504 A BE401504 A BE 401504A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J5/00—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner
- H03J5/24—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection
- H03J5/242—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection used exclusively for band selection
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2085403X | 1933-02-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE401504A true BE401504A (en) |
Family
ID=7984171
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE401504D BE401504A (en) | 1933-02-17 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US2085403A (en) |
| BE (1) | BE401504A (en) |
| FR (1) | FR768816A (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL143199B (en) * | 1947-11-29 | Mizusawa Industrial Chem | PROCESS FOR PREPARING PHOSPHORIC ACID FROM CRUDE PHOSPHATE. | |
| US2843683A (en) * | 1956-10-26 | 1958-07-15 | Sarkes Tarzian | Television tuner input circuit |
| DE4012265A1 (en) * | 1990-04-17 | 1991-10-24 | Toepholm & Westermann | CIRCUIT ARRANGEMENT FOR AN OUTPUT TANK CIRCUIT OF A TRANSMITTER END STAGE OPERATED WITH FREQUENCY REVERSING |
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0
- BE BE401504D patent/BE401504A/xx unknown
-
1934
- 1934-02-17 FR FR768816D patent/FR768816A/en not_active Expired
- 1934-04-19 US US721367A patent/US2085403A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| FR768816A (en) | 1934-08-14 |
| US2085403A (en) | 1937-06-29 |