JPS539855B2 - - Google Patents
Info
- Publication number
- JPS539855B2 JPS539855B2 JP13016073A JP13016073A JPS539855B2 JP S539855 B2 JPS539855 B2 JP S539855B2 JP 13016073 A JP13016073 A JP 13016073A JP 13016073 A JP13016073 A JP 13016073A JP S539855 B2 JPS539855 B2 JP S539855B2
- 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
- Mechanical Light Control Or Optical Switches (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13016073A JPS539855B2 (zh) | 1973-11-21 | 1973-11-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13016073A JPS539855B2 (zh) | 1973-11-21 | 1973-11-21 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5083022A JPS5083022A (zh) | 1975-07-04 |
| JPS539855B2 true JPS539855B2 (zh) | 1978-04-08 |
Family
ID=15027421
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13016073A Expired JPS539855B2 (zh) | 1973-11-21 | 1973-11-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS539855B2 (zh) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7185990B2 (en) | 2003-09-10 | 2007-03-06 | Matsushita Electric Industrial Co., Ltd. | Projection display apparatus |
-
1973
- 1973-11-21 JP JP13016073A patent/JPS539855B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5083022A (zh) | 1975-07-04 |