NL29222C - - Google Patents
Info
- Publication number
- NL29222C NL29222C NL29222DA NL29222C NL 29222 C NL29222 C NL 29222C NL 29222D A NL29222D A NL 29222DA NL 29222 C NL29222 C NL 29222C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J1/00—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general
- H03J1/02—Indicating arrangements
- H03J1/04—Indicating arrangements with optical indicating means
- H03J1/045—Indication of the tuning band, the bandwidth, tone control, the channel number, the frequency, or the like
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J1/00—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general
- H03J1/02—Indicating arrangements
- H03J1/04—Indicating arrangements with optical indicating means
- H03J1/044—Illumination of the tuning dial; On and off switching of the illumination; Circuits related with illumination
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB2596329A GB337112A (en) | 1929-08-26 | 1929-08-26 | Improvements in or relating to indicating scales such as are used with the tuning controls of wireless receivers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL29222C true NL29222C (cg-RX-API-DMAC7.html) |
Family
ID=10236144
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL29222D NL29222C (cg-RX-API-DMAC7.html) | 1929-08-26 |
Country Status (3)
| Country | Link |
|---|---|
| FR (1) | FR698893A (cg-RX-API-DMAC7.html) |
| GB (1) | GB337112A (cg-RX-API-DMAC7.html) |
| NL (1) | NL29222C (cg-RX-API-DMAC7.html) |
-
0
- NL NL29222D patent/NL29222C/xx active
-
1929
- 1929-08-26 GB GB2596329A patent/GB337112A/en not_active Expired
-
1930
- 1930-07-12 FR FR698893D patent/FR698893A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR698893A (fr) | 1931-02-06 |
| GB337112A (en) | 1930-10-30 |