JPS6424497U - - Google Patents
Info
- Publication number
- JPS6424497U JPS6424497U JP11810887U JP11810887U JPS6424497U JP S6424497 U JPS6424497 U JP S6424497U JP 11810887 U JP11810887 U JP 11810887U JP 11810887 U JP11810887 U JP 11810887U JP S6424497 U JPS6424497 U JP S6424497U
- Authority
- JP
- Japan
- Prior art keywords
- signal
- bit
- terminal device
- communication line
- remote monitoring
- 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.)
- Granted
Links
- 238000012806 monitoring device Methods 0.000 claims description 4
- 230000005856 abnormality Effects 0.000 claims 1
- 238000012544 monitoring process Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Alarm Systems (AREA)
- Selective Calling Equipment (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987118108U JPH0525038Y2 (sv) | 1987-08-03 | 1987-08-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987118108U JPH0525038Y2 (sv) | 1987-08-03 | 1987-08-03 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6424497U true JPS6424497U (sv) | 1989-02-09 |
| JPH0525038Y2 JPH0525038Y2 (sv) | 1993-06-24 |
Family
ID=31362172
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987118108U Expired - Lifetime JPH0525038Y2 (sv) | 1987-08-03 | 1987-08-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0525038Y2 (sv) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5431211A (en) * | 1977-08-15 | 1979-03-08 | Hitachi Denshi Ltd | Tester for carrier end office equipment |
| JPS61196632A (ja) * | 1985-02-26 | 1986-08-30 | Mitsubishi Electric Corp | 回線擬似試験装置 |
-
1987
- 1987-08-03 JP JP1987118108U patent/JPH0525038Y2/ja not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5431211A (en) * | 1977-08-15 | 1979-03-08 | Hitachi Denshi Ltd | Tester for carrier end office equipment |
| JPS61196632A (ja) * | 1985-02-26 | 1986-08-30 | Mitsubishi Electric Corp | 回線擬似試験装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0525038Y2 (sv) | 1993-06-24 |