JPH02148481U - - Google Patents
Info
- Publication number
- JPH02148481U JPH02148481U JP5712389U JP5712389U JPH02148481U JP H02148481 U JPH02148481 U JP H02148481U JP 5712389 U JP5712389 U JP 5712389U JP 5712389 U JP5712389 U JP 5712389U JP H02148481 U JPH02148481 U JP H02148481U
- Authority
- JP
- Japan
- Prior art keywords
- input
- cable
- pulse
- output
- pulses
- 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 5
- 230000005236 sound signal Effects 0.000 claims 3
- 238000012790 confirmation Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 9
Landscapes
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5712389U JPH02148481U (enrdf_load_stackoverflow) | 1989-05-19 | 1989-05-19 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5712389U JPH02148481U (enrdf_load_stackoverflow) | 1989-05-19 | 1989-05-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH02148481U true JPH02148481U (enrdf_load_stackoverflow) | 1990-12-17 |
Family
ID=31581552
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP5712389U Pending JPH02148481U (enrdf_load_stackoverflow) | 1989-05-19 | 1989-05-19 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH02148481U (enrdf_load_stackoverflow) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5723867A (en) * | 1980-07-19 | 1982-02-08 | Yonejiro Hiramatsu | Retrieval system of cable line number |
JPS59183382A (ja) * | 1983-04-04 | 1984-10-18 | Nec Corp | 心線対照器 |
-
1989
- 1989-05-19 JP JP5712389U patent/JPH02148481U/ja active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5723867A (en) * | 1980-07-19 | 1982-02-08 | Yonejiro Hiramatsu | Retrieval system of cable line number |
JPS59183382A (ja) * | 1983-04-04 | 1984-10-18 | Nec Corp | 心線対照器 |
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