JPS61167256A - ドアホン電話機混成装置 - Google Patents
ドアホン電話機混成装置Info
- Publication number
- JPS61167256A JPS61167256A JP60008002A JP800285A JPS61167256A JP S61167256 A JPS61167256 A JP S61167256A JP 60008002 A JP60008002 A JP 60008002A JP 800285 A JP800285 A JP 800285A JP S61167256 A JPS61167256 A JP S61167256A
- Authority
- JP
- Japan
- Prior art keywords
- telephone
- doorphone
- circuit
- call
- telephone set
- 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
Landscapes
- Interconnected Communication Systems, Intercoms, And Interphones (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP60008002A JPS61167256A (ja) | 1985-01-19 | 1985-01-19 | ドアホン電話機混成装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP60008002A JPS61167256A (ja) | 1985-01-19 | 1985-01-19 | ドアホン電話機混成装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS61167256A true JPS61167256A (ja) | 1986-07-28 |
JPH038622B2 JPH038622B2 (de) | 1991-02-06 |
Family
ID=11681164
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP60008002A Granted JPS61167256A (ja) | 1985-01-19 | 1985-01-19 | ドアホン電話機混成装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS61167256A (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1988002968A1 (en) * | 1986-10-08 | 1988-04-21 | Clifford Jack Peady | Telephone system with door intercom station |
-
1985
- 1985-01-19 JP JP60008002A patent/JPS61167256A/ja active Granted
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1988002968A1 (en) * | 1986-10-08 | 1988-04-21 | Clifford Jack Peady | Telephone system with door intercom station |
Also Published As
Publication number | Publication date |
---|---|
JPH038622B2 (de) | 1991-02-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EXPY | Cancellation because of completion of term |