JPS553681B2 - - Google Patents
Info
- Publication number
- JPS553681B2 JPS553681B2 JP4018574A JP4018574A JPS553681B2 JP S553681 B2 JPS553681 B2 JP S553681B2 JP 4018574 A JP4018574 A JP 4018574A JP 4018574 A JP4018574 A JP 4018574A JP S553681 B2 JPS553681 B2 JP S553681B2
- 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.)
- Expired
Links
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4018574A JPS553681B2 (fr) | 1974-04-09 | 1974-04-09 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4018574A JPS553681B2 (fr) | 1974-04-09 | 1974-04-09 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS50134444A JPS50134444A (fr) | 1975-10-24 |
JPS553681B2 true JPS553681B2 (fr) | 1980-01-26 |
Family
ID=12573711
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4018574A Expired JPS553681B2 (fr) | 1974-04-09 | 1974-04-09 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS553681B2 (fr) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5459946A (en) * | 1977-10-21 | 1979-05-15 | Oki Electric Ind Co Ltd | Optical fiber branching device |
JPS6170512A (ja) * | 1984-09-14 | 1986-04-11 | Nippon Telegr & Teleph Corp <Ntt> | 光フアイバ伝搬光検出方法及びその検出器 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3403955A (en) * | 1964-11-24 | 1968-10-01 | Ibm | Radiant energy conductor with diffusing surface |
-
1974
- 1974-04-09 JP JP4018574A patent/JPS553681B2/ja not_active Expired
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3403955A (en) * | 1964-11-24 | 1968-10-01 | Ibm | Radiant energy conductor with diffusing surface |
Also Published As
Publication number | Publication date |
---|---|
JPS50134444A (fr) | 1975-10-24 |