JPS4986021A - - Google Patents
Info
- Publication number
- JPS4986021A JPS4986021A JP12664972A JP12664972A JPS4986021A JP S4986021 A JPS4986021 A JP S4986021A JP 12664972 A JP12664972 A JP 12664972A JP 12664972 A JP12664972 A JP 12664972A JP S4986021 A JPS4986021 A JP S4986021A
- 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
Landscapes
- Overhead Projectors And Projection Screens (AREA)
- Optical Elements Other Than Lenses (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12664972A JPS4986021A (cs) | 1972-12-16 | 1972-12-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12664972A JPS4986021A (cs) | 1972-12-16 | 1972-12-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4986021A true JPS4986021A (cs) | 1974-08-17 |
Family
ID=14940418
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12664972A Pending JPS4986021A (cs) | 1972-12-16 | 1972-12-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS4986021A (cs) |
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1972
- 1972-12-16 JP JP12664972A patent/JPS4986021A/ja active Pending