JPH0221955U - - Google Patents
Info
- Publication number
- JPH0221955U JPH0221955U JP10067488U JP10067488U JPH0221955U JP H0221955 U JPH0221955 U JP H0221955U JP 10067488 U JP10067488 U JP 10067488U JP 10067488 U JP10067488 U JP 10067488U JP H0221955 U JPH0221955 U JP H0221955U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- incoming
- line
- incoming call
- outgoing
- 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
- 230000010355 oscillation Effects 0.000 claims description 3
- 238000005259 measurement Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 claims 3
- 238000012545 processing Methods 0.000 claims 3
- 230000008054 signal transmission Effects 0.000 claims 3
- 230000005540 biological transmission Effects 0.000 claims 2
- 238000012360 testing method Methods 0.000 claims 2
- 238000012544 monitoring process Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Locating Faults (AREA)
- Monitoring And Testing Of Exchanges (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10067488U JPH0221955U (enrdf_load_stackoverflow) | 1988-07-29 | 1988-07-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10067488U JPH0221955U (enrdf_load_stackoverflow) | 1988-07-29 | 1988-07-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0221955U true JPH0221955U (enrdf_load_stackoverflow) | 1990-02-14 |
Family
ID=31328962
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10067488U Pending JPH0221955U (enrdf_load_stackoverflow) | 1988-07-29 | 1988-07-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0221955U (enrdf_load_stackoverflow) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS549003A (en) * | 1977-05-06 | 1979-01-23 | Siebec Filtres | Centrifugal impeller pump magnetically driven by motor |
| JPS5895486A (ja) * | 1981-12-01 | 1983-06-07 | Nippon Dentsu Kensetsu Kk | 携帯用電話加入者線試験器 |
-
1988
- 1988-07-29 JP JP10067488U patent/JPH0221955U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS549003A (en) * | 1977-05-06 | 1979-01-23 | Siebec Filtres | Centrifugal impeller pump magnetically driven by motor |
| JPS5895486A (ja) * | 1981-12-01 | 1983-06-07 | Nippon Dentsu Kensetsu Kk | 携帯用電話加入者線試験器 |
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