JPS569674B1 - - Google Patents
Info
- Publication number
- JPS569674B1 JPS569674B1 JP8176070A JP8176070A JPS569674B1 JP S569674 B1 JPS569674 B1 JP S569674B1 JP 8176070 A JP8176070 A JP 8176070A JP 8176070 A JP8176070 A JP 8176070A JP S569674 B1 JPS569674 B1 JP S569674B1
- 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.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G04—HOROLOGY
- G04G—ELECTRONIC TIME-PIECES
- G04G9/00—Visual time or date indication means
- G04G9/0023—Visual time or date indication means by light valves in general
- G04G9/0029—Details
- G04G9/0047—Details electrical, e.g. selection or application of the operating voltage
- G04G9/0052—Details electrical, e.g. selection or application of the operating voltage using means to adjust the display in accordance with the ambient light, e.g. switching or controlling a supplementary light source
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electric Clocks (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8176070A JPS569674B1 (fr) | 1970-09-18 | 1970-09-18 | |
| DE19712146776 DE2146776C3 (de) | 1970-09-18 | 1971-09-18 | Elektronische Uhr mit einer optisch passiven elektronischen Anzeigeeinrichtung |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8176070A JPS569674B1 (fr) | 1970-09-18 | 1970-09-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS569674B1 true JPS569674B1 (fr) | 1981-03-03 |
Family
ID=13755389
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8176070A Pending JPS569674B1 (fr) | 1970-09-18 | 1970-09-18 |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JPS569674B1 (fr) |
| DE (1) | DE2146776C3 (fr) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3600515C1 (de) * | 1986-01-10 | 1993-05-13 | Fraunhofer Ges Forschung | Elektronische Uhr |
-
1970
- 1970-09-18 JP JP8176070A patent/JPS569674B1/ja active Pending
-
1971
- 1971-09-18 DE DE19712146776 patent/DE2146776C3/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2146776A1 (de) | 1972-03-30 |
| DE2146776C3 (de) | 1980-06-19 |
| DE2146776B2 (de) | 1973-02-08 |