JPS4915443A - - Google Patents
Info
- Publication number
- JPS4915443A JPS4915443A JP4968872A JP4968872A JPS4915443A JP S4915443 A JPS4915443 A JP S4915443A JP 4968872 A JP4968872 A JP 4968872A JP 4968872 A JP4968872 A JP 4968872A JP S4915443 A JPS4915443 A JP S4915443A
- 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
- Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
- Optical Recording Or Reproduction (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4968872A JPS4915443A (ja) | 1972-05-19 | 1972-05-19 | |
| US05/517,763 US4032927A (en) | 1972-05-19 | 1974-10-24 | High density optical recording apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4968872A JPS4915443A (ja) | 1972-05-19 | 1972-05-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4915443A true JPS4915443A (ja) | 1974-02-09 |
Family
ID=12838110
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4968872A Pending JPS4915443A (ja) | 1972-05-19 | 1972-05-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS4915443A (ja) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52138903A (en) * | 1976-05-12 | 1977-11-19 | Philips Nv | Optical scanner |
| US11887624B2 (en) | 2019-10-30 | 2024-01-30 | Huawei Technologies Co., Ltd. | Detection apparatus, optical drive, and detection method |
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1972
- 1972-05-19 JP JP4968872A patent/JPS4915443A/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52138903A (en) * | 1976-05-12 | 1977-11-19 | Philips Nv | Optical scanner |
| JPS5836414B2 (ja) * | 1976-05-12 | 1983-08-09 | エヌ・ベ−・フイリツプス・フル−イランペンフアブリケン | 光学走査装置 |
| US11887624B2 (en) | 2019-10-30 | 2024-01-30 | Huawei Technologies Co., Ltd. | Detection apparatus, optical drive, and detection method |