JPS5412305U - - Google Patents
Info
- Publication number
- JPS5412305U JPS5412305U JP1977084933U JP8493377U JPS5412305U JP S5412305 U JPS5412305 U JP S5412305U JP 1977084933 U JP1977084933 U JP 1977084933U JP 8493377 U JP8493377 U JP 8493377U JP S5412305 U JPS5412305 U JP S5412305U
- Authority
- JP
- Japan
- 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
Landscapes
- Dc Digital Transmission (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
- Optical Communication System (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1977084933U JPS626755Y2 (en) | 1977-06-28 | 1977-06-28 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1977084933U JPS626755Y2 (en) | 1977-06-28 | 1977-06-28 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5412305U true JPS5412305U (en) | 1979-01-26 |
JPS626755Y2 JPS626755Y2 (en) | 1987-02-17 |
Family
ID=29008087
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1977084933U Expired JPS626755Y2 (en) | 1977-06-28 | 1977-06-28 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS626755Y2 (en) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS52123185A (en) * | 1976-04-09 | 1977-10-17 | Fujitsu Ltd | Optical communication supervisory system |
-
1977
- 1977-06-28 JP JP1977084933U patent/JPS626755Y2/ja not_active Expired
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS52123185A (en) * | 1976-04-09 | 1977-10-17 | Fujitsu Ltd | Optical communication supervisory system |
Also Published As
Publication number | Publication date |
---|---|
JPS626755Y2 (en) | 1987-02-17 |