JPS5385104A - Privacy circuit for button telephone set - Google Patents
Privacy circuit for button telephone setInfo
- Publication number
- JPS5385104A JPS5385104A JP23377A JP23377A JPS5385104A JP S5385104 A JPS5385104 A JP S5385104A JP 23377 A JP23377 A JP 23377A JP 23377 A JP23377 A JP 23377A JP S5385104 A JPS5385104 A JP S5385104A
- Authority
- JP
- Japan
- Prior art keywords
- telephone set
- button telephone
- privacy circuit
- privacy
- circuit
- Prior art date
- 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
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP23377A JPS5385104A (en) | 1977-01-06 | 1977-01-06 | Privacy circuit for button telephone set |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP23377A JPS5385104A (en) | 1977-01-06 | 1977-01-06 | Privacy circuit for button telephone set |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5385104A true JPS5385104A (en) | 1978-07-27 |
Family
ID=11468239
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP23377A Pending JPS5385104A (en) | 1977-01-06 | 1977-01-06 | Privacy circuit for button telephone set |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5385104A (en) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5213706A (en) * | 1975-07-23 | 1977-02-02 | Kanda Tsushin Kogyo Kk | Key telephone system |
-
1977
- 1977-01-06 JP JP23377A patent/JPS5385104A/en active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5213706A (en) * | 1975-07-23 | 1977-02-02 | Kanda Tsushin Kogyo Kk | Key telephone system |
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