JPS53884B2 - - Google Patents
Info
- Publication number
- JPS53884B2 JPS53884B2 JP4617072A JP4617072A JPS53884B2 JP S53884 B2 JPS53884 B2 JP S53884B2 JP 4617072 A JP4617072 A JP 4617072A JP 4617072 A JP4617072 A JP 4617072A JP S53884 B2 JPS53884 B2 JP S53884B2
- 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
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4617072A JPS53884B2 (en) | 1972-05-10 | 1972-05-10 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4617072A JPS53884B2 (en) | 1972-05-10 | 1972-05-10 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS498106A JPS498106A (en) | 1974-01-24 |
JPS53884B2 true JPS53884B2 (en) | 1978-01-12 |
Family
ID=12739533
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4617072A Expired JPS53884B2 (en) | 1972-05-10 | 1972-05-10 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS53884B2 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6318357Y2 (en) * | 1985-03-04 | 1988-05-24 |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5437609A (en) * | 1977-08-31 | 1979-03-20 | Toshiba Corp | Extension call system |
JPS5442901A (en) * | 1977-09-12 | 1979-04-05 | Kanda Tsushin Kogyo Kk | Extension circuit control system for key telephone set |
-
1972
- 1972-05-10 JP JP4617072A patent/JPS53884B2/ja not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6318357Y2 (en) * | 1985-03-04 | 1988-05-24 |
Also Published As
Publication number | Publication date |
---|---|
JPS498106A (en) | 1974-01-24 |