JPH01149186U - - Google Patents
Info
- Publication number
- JPH01149186U JPH01149186U JP4588288U JP4588288U JPH01149186U JP H01149186 U JPH01149186 U JP H01149186U JP 4588288 U JP4588288 U JP 4588288U JP 4588288 U JP4588288 U JP 4588288U JP H01149186 U JPH01149186 U JP H01149186U
- Authority
- JP
- Japan
- Prior art keywords
- telephone
- circuit
- doorbell
- main
- chime sound
- 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 1
Landscapes
- Interconnected Communication Systems, Intercoms, And Interphones (AREA)
- Sub-Exchange Stations And Push- Button Telephones (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4588288U JPH01149186U (en, 2012) | 1988-04-04 | 1988-04-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4588288U JPH01149186U (en, 2012) | 1988-04-04 | 1988-04-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01149186U true JPH01149186U (en, 2012) | 1989-10-16 |
Family
ID=31272175
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4588288U Pending JPH01149186U (en, 2012) | 1988-04-04 | 1988-04-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01149186U (en, 2012) |
-
1988
- 1988-04-04 JP JP4588288U patent/JPH01149186U/ja active Pending
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