JPS5230083B2 - - Google Patents
Info
- Publication number
- JPS5230083B2 JPS5230083B2 JP3943872A JP3943872A JPS5230083B2 JP S5230083 B2 JPS5230083 B2 JP S5230083B2 JP 3943872 A JP3943872 A JP 3943872A JP 3943872 A JP3943872 A JP 3943872A JP S5230083 B2 JPS5230083 B2 JP S5230083B2
- 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.)
- Expired
Links
Landscapes
- Sub-Exchange Stations And Push- Button Telephones (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3943872A JPS5230083B2 (en:Method) | 1972-04-19 | 1972-04-19 | |
| US351095A US3902024A (en) | 1972-04-19 | 1973-04-13 | Originating number control system for key telephone systems |
| BR285973A BR7302859D0 (pt) | 1972-04-19 | 1973-04-18 | Aperfeicoamentos em sistema de telefone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3943872A JPS5230083B2 (en:Method) | 1972-04-19 | 1972-04-19 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS492411A JPS492411A (en:Method) | 1974-01-10 |
| JPS5230083B2 true JPS5230083B2 (en:Method) | 1977-08-05 |
Family
ID=12552995
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3943872A Expired JPS5230083B2 (en:Method) | 1972-04-19 | 1972-04-19 |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JPS5230083B2 (en:Method) |
| BR (1) | BR7302859D0 (en:Method) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5435607Y2 (en:Method) * | 1975-03-10 | 1979-10-29 | ||
| JPS5981154U (ja) * | 1982-11-22 | 1984-06-01 | 大橋 馨 | 選択発信規制電話装置 |
| JP2710121B2 (ja) * | 1987-07-01 | 1998-02-10 | キヤノン株式会社 | 外線使用制限装置 |
-
1972
- 1972-04-19 JP JP3943872A patent/JPS5230083B2/ja not_active Expired
-
1973
- 1973-04-18 BR BR285973A patent/BR7302859D0/pt unknown
Also Published As
| Publication number | Publication date |
|---|---|
| JPS492411A (en:Method) | 1974-01-10 |
| BR7302859D0 (pt) | 1974-07-11 |