JPH0172749U - - Google Patents
Info
- Publication number
- JPH0172749U JPH0172749U JP1987168133U JP16813387U JPH0172749U JP H0172749 U JPH0172749 U JP H0172749U JP 1987168133 U JP1987168133 U JP 1987168133U JP 16813387 U JP16813387 U JP 16813387U JP H0172749 U JPH0172749 U JP H0172749U
- Authority
- JP
- Japan
- Prior art keywords
- receiver
- transmitter
- incorporated
- call
- visitor
- 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
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Interconnected Communication Systems, Intercoms, And Interphones (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987168133U JPH0172749U (pl) | 1987-11-02 | 1987-11-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987168133U JPH0172749U (pl) | 1987-11-02 | 1987-11-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0172749U true JPH0172749U (pl) | 1989-05-16 |
Family
ID=31457048
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987168133U Pending JPH0172749U (pl) | 1987-11-02 | 1987-11-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0172749U (pl) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0446388A (ja) * | 1990-06-13 | 1992-02-17 | Fujitsu General Ltd | 来訪者マーク表示を可能としたテレビ放送受信装置 |
-
1987
- 1987-11-02 JP JP1987168133U patent/JPH0172749U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0446388A (ja) * | 1990-06-13 | 1992-02-17 | Fujitsu General Ltd | 来訪者マーク表示を可能としたテレビ放送受信装置 |
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