JPS50133707A - - Google Patents
Info
- Publication number
- JPS50133707A JPS50133707A JP49040335A JP4033574A JPS50133707A JP S50133707 A JPS50133707 A JP S50133707A JP 49040335 A JP49040335 A JP 49040335A JP 4033574 A JP4033574 A JP 4033574A JP S50133707 A JPS50133707 A JP S50133707A
- Authority
- JP
- Japan
- 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.)
- Granted
Links
Landscapes
- Circuit Arrangement For Electric Light Sources In General (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Control Of El Displays (AREA)
- Sub-Exchange Stations And Push- Button Telephones (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4033574A JPS5410205B2 (en:Method) | 1974-04-09 | 1974-04-09 | |
| US05/558,476 US3971898A (en) | 1974-04-09 | 1975-03-14 | Visual indicating control circuit in key telephone system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4033574A JPS5410205B2 (en:Method) | 1974-04-09 | 1974-04-09 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS50133707A true JPS50133707A (en:Method) | 1975-10-23 |
| JPS5410205B2 JPS5410205B2 (en:Method) | 1979-05-02 |
Family
ID=12577743
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4033574A Expired JPS5410205B2 (en:Method) | 1974-04-09 | 1974-04-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5410205B2 (en:Method) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5329214U (en:Method) * | 1976-08-20 | 1978-03-13 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS423228Y1 (en:Method) * | 1964-04-07 | 1967-02-25 | ||
| JPS4931270U (en:Method) * | 1972-06-19 | 1974-03-18 |
-
1974
- 1974-04-09 JP JP4033574A patent/JPS5410205B2/ja not_active Expired
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS423228Y1 (en:Method) * | 1964-04-07 | 1967-02-25 | ||
| JPS4931270U (en:Method) * | 1972-06-19 | 1974-03-18 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5329214U (en:Method) * | 1976-08-20 | 1978-03-13 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5410205B2 (en:Method) | 1979-05-02 |