JPS63131254U - - Google Patents
Info
- Publication number
- JPS63131254U JPS63131254U JP1930987U JP1930987U JPS63131254U JP S63131254 U JPS63131254 U JP S63131254U JP 1930987 U JP1930987 U JP 1930987U JP 1930987 U JP1930987 U JP 1930987U JP S63131254 U JPS63131254 U JP S63131254U
- Authority
- JP
- Japan
- Prior art keywords
- receiver
- button
- speaker
- security buzzer
- return
- 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 2
Landscapes
- Telephone Set Structure (AREA)
- Interconnected Communication Systems, Intercoms, And Interphones (AREA)
- Prepayment Telephone Systems (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1930987U JPS63131254U (enExample) | 1987-02-12 | 1987-02-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1930987U JPS63131254U (enExample) | 1987-02-12 | 1987-02-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63131254U true JPS63131254U (enExample) | 1988-08-26 |
Family
ID=30813795
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1930987U Pending JPS63131254U (enExample) | 1987-02-12 | 1987-02-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63131254U (enExample) |
-
1987
- 1987-02-12 JP JP1930987U patent/JPS63131254U/ja active Pending