JPS6370775U - - Google Patents
Info
- Publication number
- JPS6370775U JPS6370775U JP16372486U JP16372486U JPS6370775U JP S6370775 U JPS6370775 U JP S6370775U JP 16372486 U JP16372486 U JP 16372486U JP 16372486 U JP16372486 U JP 16372486U JP S6370775 U JPS6370775 U JP S6370775U
- Authority
- JP
- Japan
- Prior art keywords
- central office
- extension
- exchange
- trunk
- circuit
- 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
- 238000001514 detection method Methods 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Sub-Exchange Stations And Push- Button Telephones (AREA)
- Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
- Exchange Systems With Centralized Control (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP16372486U JPS6370775U (sv) | 1986-10-24 | 1986-10-24 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP16372486U JPS6370775U (sv) | 1986-10-24 | 1986-10-24 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS6370775U true JPS6370775U (sv) | 1988-05-12 |
Family
ID=31092190
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP16372486U Pending JPS6370775U (sv) | 1986-10-24 | 1986-10-24 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6370775U (sv) |
-
1986
- 1986-10-24 JP JP16372486U patent/JPS6370775U/ja active Pending
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPS6370775U (sv) | ||
JPS61154254A (ja) | 話中時のメツセ−ジおよび発呼者呼び返し番号の蓄積方式 | |
JPH01146660U (sv) | ||
JP2653440B2 (ja) | 構内電話システム | |
JPH02133044U (sv) | ||
JPS6347652U (sv) | ||
JPH0174658U (sv) | ||
JPS6444774U (sv) | ||
JPS6316751A (ja) | 転送電話装置 | |
JPS6338447U (sv) | ||
JPS63200948U (sv) | ||
JPS61195150U (sv) | ||
JPH0260357A (ja) | 転送電話装置 | |
JPH01113444U (sv) | ||
JPH0390191U (sv) | ||
JPH0275856U (sv) | ||
JPS59193050U (ja) | 自動転送電話装置 | |
JPH0326154A (ja) | 応答遅延転送方式 | |
JPS61177854A (ja) | 電子交換機の不在時局線転送装置 | |
JPS6451352U (sv) | ||
JPH0681193B2 (ja) | 電話交換機 | |
JPH01151654U (sv) | ||
JPS62163442A (ja) | 不在時のメツセ−ジ転送方式 | |
JPH036360U (sv) | ||
JPS6395384U (sv) |