JPH03117961U - - Google Patents
Info
- Publication number
- JPH03117961U JPH03117961U JP3156790U JP3156790U JPH03117961U JP H03117961 U JPH03117961 U JP H03117961U JP 3156790 U JP3156790 U JP 3156790U JP 3156790 U JP3156790 U JP 3156790U JP H03117961 U JPH03117961 U JP H03117961U
- Authority
- JP
- Japan
- Prior art keywords
- busy
- telephone line
- notifies
- worker
- determined
- 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
- 238000012360 testing method Methods 0.000 claims description 9
- 210000000481 breast Anatomy 0.000 claims description 3
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 claims description 3
- 238000012790 confirmation Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 6
Landscapes
- Monitoring And Testing Of Exchanges (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3156790U JPH03117961U (fr) | 1990-03-27 | 1990-03-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3156790U JPH03117961U (fr) | 1990-03-27 | 1990-03-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03117961U true JPH03117961U (fr) | 1991-12-05 |
Family
ID=31534353
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3156790U Pending JPH03117961U (fr) | 1990-03-27 | 1990-03-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03117961U (fr) |
Citations (4)
| 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 |
| JPS60105355A (ja) * | 1983-11-14 | 1985-06-10 | Nec Corp | 電話機 |
| JPS6333953A (ja) * | 1986-07-28 | 1988-02-13 | Matsushita Electric Works Ltd | ホ−ムテレホンシステム |
| JPH01279662A (ja) * | 1988-05-06 | 1989-11-09 | Nippon Telegr & Teleph Corp <Ntt> | 通話路試験装置 |
-
1990
- 1990-03-27 JP JP3156790U patent/JPH03117961U/ja active Pending
Patent Citations (4)
| 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 |
| JPS60105355A (ja) * | 1983-11-14 | 1985-06-10 | Nec Corp | 電話機 |
| JPS6333953A (ja) * | 1986-07-28 | 1988-02-13 | Matsushita Electric Works Ltd | ホ−ムテレホンシステム |
| JPH01279662A (ja) * | 1988-05-06 | 1989-11-09 | Nippon Telegr & Teleph Corp <Ntt> | 通話路試験装置 |
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