FR1137082A - Improvements to pushbutton switches - Google Patents
Improvements to pushbutton switchesInfo
- Publication number
- FR1137082A FR1137082A FR1137082DA FR1137082A FR 1137082 A FR1137082 A FR 1137082A FR 1137082D A FR1137082D A FR 1137082DA FR 1137082 A FR1137082 A FR 1137082A
- Authority
- FR
- France
- Prior art keywords
- pushbutton switches
- pushbutton
- switches
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
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
- H03J5/26—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 operated by hand
- H03J5/32—Stationary tuning circuits or elements selected by push-button
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR1137082T | 1955-11-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR1137082A true FR1137082A (en) | 1957-05-23 |
Family
ID=9640569
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR1137082D Expired FR1137082A (en) | 1955-11-25 | 1955-11-25 | Improvements to pushbutton switches |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR1137082A (en) |
-
1955
- 1955-11-25 FR FR1137082D patent/FR1137082A/en not_active Expired
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