JPS5249719B2 - - Google Patents
Info
- Publication number
- JPS5249719B2 JPS5249719B2 JP4288672A JP4288672A JPS5249719B2 JP S5249719 B2 JPS5249719 B2 JP S5249719B2 JP 4288672 A JP4288672 A JP 4288672A JP 4288672 A JP4288672 A JP 4288672A JP S5249719 B2 JPS5249719 B2 JP S5249719B2
- 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
Landscapes
- Led Devices (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Led Device Packages (AREA)
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4288672A JPS5249719B2 (https=) | 1972-04-28 | 1972-04-28 | |
| US354068A US3869637A (en) | 1972-04-28 | 1973-04-24 | Alpha-numeric display device utilizing light emitting diodes |
| GB1984473A GB1406169A (en) | 1972-04-28 | 1973-04-26 | Alpha-numeric character display devices |
| CA169,699A CA996666A (en) | 1972-04-28 | 1973-04-27 | Alpha-numeric character display device and method of making the same |
| DE2321640A DE2321640C3 (de) | 1972-04-28 | 1973-04-28 | Alphanumerische Anzeigevorrichtung und Verfahren zur Herstellung derselben |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4288672A JPS5249719B2 (https=) | 1972-04-28 | 1972-04-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS495296A JPS495296A (https=) | 1974-01-17 |
| JPS5249719B2 true JPS5249719B2 (https=) | 1977-12-19 |
Family
ID=12648506
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4288672A Expired JPS5249719B2 (https=) | 1972-04-28 | 1972-04-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5249719B2 (https=) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5249788A (en) * | 1975-10-17 | 1977-04-21 | Matsushita Electric Ind Co Ltd | Process for production of semiconductor light coupling device |
| JPS576796A (en) * | 1980-06-13 | 1982-01-13 | Matsushita Electric Industrial Co Ltd | Album |
| JPS5723285A (en) * | 1980-07-18 | 1982-02-06 | Mitsubishi Electric Corp | Manufacture of semiconductor light-emitting element |
-
1972
- 1972-04-28 JP JP4288672A patent/JPS5249719B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS495296A (https=) | 1974-01-17 |