JPH03117959U - - Google Patents
Info
- Publication number
- JPH03117959U JPH03117959U JP2656590U JP2656590U JPH03117959U JP H03117959 U JPH03117959 U JP H03117959U JP 2656590 U JP2656590 U JP 2656590U JP 2656590 U JP2656590 U JP 2656590U JP H03117959 U JPH03117959 U JP H03117959U
- Authority
- JP
- Japan
- Prior art keywords
- circuit section
- busy
- line
- function circuit
- telephone
- 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
- 238000012790 confirmation Methods 0.000 claims description 31
- 238000012360 testing method Methods 0.000 claims description 17
- 210000000481 breast Anatomy 0.000 claims description 9
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 claims description 5
- 238000010276 construction Methods 0.000 claims 4
- 238000010586 diagram Methods 0.000 description 4
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2656590U JPH03117959U (fr) | 1990-03-15 | 1990-03-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2656590U JPH03117959U (fr) | 1990-03-15 | 1990-03-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03117959U true JPH03117959U (fr) | 1991-12-05 |
Family
ID=31529448
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2656590U Pending JPH03117959U (fr) | 1990-03-15 | 1990-03-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03117959U (fr) |
Citations (3)
| 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 |
| JPH01279662A (ja) * | 1988-05-06 | 1989-11-09 | Nippon Telegr & Teleph Corp <Ntt> | 通話路試験装置 |
-
1990
- 1990-03-15 JP JP2656590U patent/JPH03117959U/ja active Pending
Patent Citations (3)
| 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 |
| JPH01279662A (ja) * | 1988-05-06 | 1989-11-09 | Nippon Telegr & Teleph Corp <Ntt> | 通話路試験装置 |
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