JPS4875105A - - Google Patents
Info
- Publication number
- JPS4875105A JPS4875105A JP496072A JP496072A JPS4875105A JP S4875105 A JPS4875105 A JP S4875105A JP 496072 A JP496072 A JP 496072A JP 496072 A JP496072 A JP 496072A JP S4875105 A JPS4875105 A JP S4875105A
- 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
- Sub-Exchange Stations And Push- Button Telephones (AREA)
- Time-Division Multiplex Systems (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP496072A JPS5248762B2 (en:Method) | 1972-01-11 | 1972-01-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP496072A JPS5248762B2 (en:Method) | 1972-01-11 | 1972-01-11 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4875105A true JPS4875105A (en:Method) | 1973-10-09 |
| JPS5248762B2 JPS5248762B2 (en:Method) | 1977-12-12 |
Family
ID=11598134
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP496072A Expired JPS5248762B2 (en:Method) | 1972-01-11 | 1972-01-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5248762B2 (en:Method) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5283004A (en) * | 1975-12-30 | 1977-07-11 | Tamura Electric Works Ltd | Privacy releasing system for key telephone system |
| JPS5283003A (en) * | 1975-12-30 | 1977-07-11 | Tamura Electric Works Ltd | Privacy system for key telephone set |
| JPS5410605A (en) * | 1977-06-25 | 1979-01-26 | Iwatsu Electric Co Ltd | Privacy system for key telephone system |
| JPS5595361U (en:Method) * | 1980-01-17 | 1980-07-02 | ||
| JPS55107760U (en:Method) * | 1980-02-21 | 1980-07-28 |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6189066U (en:Method) * | 1984-11-12 | 1986-06-10 |
-
1972
- 1972-01-11 JP JP496072A patent/JPS5248762B2/ja not_active Expired
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5283004A (en) * | 1975-12-30 | 1977-07-11 | Tamura Electric Works Ltd | Privacy releasing system for key telephone system |
| JPS5283003A (en) * | 1975-12-30 | 1977-07-11 | Tamura Electric Works Ltd | Privacy system for key telephone set |
| JPS5410605A (en) * | 1977-06-25 | 1979-01-26 | Iwatsu Electric Co Ltd | Privacy system for key telephone system |
| JPS5595361U (en:Method) * | 1980-01-17 | 1980-07-02 | ||
| JPS55107760U (en:Method) * | 1980-02-21 | 1980-07-28 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5248762B2 (en:Method) | 1977-12-12 |