JPS5092609A - - Google Patents
Info
- Publication number
- JPS5092609A JPS5092609A JP13875573A JP13875573A JPS5092609A JP S5092609 A JPS5092609 A JP S5092609A JP 13875573 A JP13875573 A JP 13875573A JP 13875573 A JP13875573 A JP 13875573A JP S5092609 A JPS5092609 A JP S5092609A
- 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.)
- Pending
Links
Landscapes
- Sub-Exchange Stations And Push- Button Telephones (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13875573A JPS5092609A (ja) | 1973-12-14 | 1973-12-14 | |
| US05/529,050 US4027110A (en) | 1973-12-05 | 1974-12-03 | Key telephone system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13875573A JPS5092609A (ja) | 1973-12-14 | 1973-12-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5092609A true JPS5092609A (ja) | 1975-07-24 |
Family
ID=15229413
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13875573A Pending JPS5092609A (ja) | 1973-12-05 | 1973-12-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5092609A (ja) |
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1973
- 1973-12-14 JP JP13875573A patent/JPS5092609A/ja active Pending