JPH0312551U - - Google Patents
Info
- Publication number
- JPH0312551U JPH0312551U JP7298889U JP7298889U JPH0312551U JP H0312551 U JPH0312551 U JP H0312551U JP 7298889 U JP7298889 U JP 7298889U JP 7298889 U JP7298889 U JP 7298889U JP H0312551 U JPH0312551 U JP H0312551U
- Authority
- JP
- Japan
- Prior art keywords
- detection
- terminal device
- calling signal
- signal
- terminal
- 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 9
- 238000009434 installation Methods 0.000 claims 2
- 230000008054 signal transmission Effects 0.000 claims 2
- 230000004913 activation Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 1
Landscapes
- Small-Scale Networks (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7298889U JPH0312551U (cs) | 1989-06-23 | 1989-06-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7298889U JPH0312551U (cs) | 1989-06-23 | 1989-06-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0312551U true JPH0312551U (cs) | 1991-02-07 |
Family
ID=31611418
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7298889U Pending JPH0312551U (cs) | 1989-06-23 | 1989-06-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0312551U (cs) |
-
1989
- 1989-06-23 JP JP7298889U patent/JPH0312551U/ja active Pending
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