JPH03130646U - - Google Patents
Info
- Publication number
- JPH03130646U JPH03130646U JP3910690U JP3910690U JPH03130646U JP H03130646 U JPH03130646 U JP H03130646U JP 3910690 U JP3910690 U JP 3910690U JP 3910690 U JP3910690 U JP 3910690U JP H03130646 U JPH03130646 U JP H03130646U
- Authority
- JP
- Japan
- Prior art keywords
- call
- relay line
- telephone relay
- system device
- key system
- 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
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3910690U JPH03130646U (en, 2012) | 1990-04-12 | 1990-04-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3910690U JPH03130646U (en, 2012) | 1990-04-12 | 1990-04-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03130646U true JPH03130646U (en, 2012) | 1991-12-27 |
Family
ID=31547716
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3910690U Pending JPH03130646U (en, 2012) | 1990-04-12 | 1990-04-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03130646U (en, 2012) |
-
1990
- 1990-04-12 JP JP3910690U patent/JPH03130646U/ja active Pending