JPS51144502A - Telephone set - Google Patents
Telephone setInfo
- Publication number
- JPS51144502A JPS51144502A JP50068750A JP6875075A JPS51144502A JP S51144502 A JPS51144502 A JP S51144502A JP 50068750 A JP50068750 A JP 50068750A JP 6875075 A JP6875075 A JP 6875075A JP S51144502 A JPS51144502 A JP S51144502A
- Authority
- JP
- Japan
- Prior art keywords
- telephone set
- line
- office line
- discriminating
- subscriber
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/71—Substation extension arrangements
Abstract
PURPOSE:Discriminating in simple manner the reception from an office line from that of extension line in a subscriber having plural MF dial type telephones commonly using the office line.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50068750A JPS51144502A (en) | 1975-06-06 | 1975-06-06 | Telephone set |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50068750A JPS51144502A (en) | 1975-06-06 | 1975-06-06 | Telephone set |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS51144502A true JPS51144502A (en) | 1976-12-11 |
JPS5756825B2 JPS5756825B2 (en) | 1982-12-01 |
Family
ID=13382746
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP50068750A Granted JPS51144502A (en) | 1975-06-06 | 1975-06-06 | Telephone set |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS51144502A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63193760A (en) * | 1987-02-06 | 1988-08-11 | Iwatsu Electric Co Ltd | Network connection controller |
-
1975
- 1975-06-06 JP JP50068750A patent/JPS51144502A/en active Granted
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63193760A (en) * | 1987-02-06 | 1988-08-11 | Iwatsu Electric Co Ltd | Network connection controller |
Also Published As
Publication number | Publication date |
---|---|
JPS5756825B2 (en) | 1982-12-01 |
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