JPS53123925A - Micro-film reader - Google Patents
Micro-film readerInfo
- Publication number
- JPS53123925A JPS53123925A JP3910777A JP3910777A JPS53123925A JP S53123925 A JPS53123925 A JP S53123925A JP 3910777 A JP3910777 A JP 3910777A JP 3910777 A JP3910777 A JP 3910777A JP S53123925 A JPS53123925 A JP S53123925A
- Authority
- JP
- Japan
- Prior art keywords
- micro
- lamp
- film reader
- prevent
- automaticallty
- Prior art date
- 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.)
- Granted
Links
Abstract
PURPOSE: To facilitate the operation of the micro-film reader, prevent such an error as oblivion of turning off the lamp, elongate the life of the lamp, and also prevent the futile consumption of electric power by controlling the light source with a signal which occurs at the touch of man's hand with an operating member, and increasing the lamp brightness automaticallty when in use only.
COPYRIGHT: (C)1978,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP52039107A JPS589407B2 (en) | 1977-04-05 | 1977-04-05 | micro film reader |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP52039107A JPS589407B2 (en) | 1977-04-05 | 1977-04-05 | micro film reader |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS53123925A true JPS53123925A (en) | 1978-10-28 |
JPS589407B2 JPS589407B2 (en) | 1983-02-21 |
Family
ID=12543840
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP52039107A Expired JPS589407B2 (en) | 1977-04-05 | 1977-04-05 | micro film reader |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS589407B2 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS634143A (en) * | 1986-06-24 | 1988-01-09 | 理研軽金属工業株式会社 | Expansion joint |
-
1977
- 1977-04-05 JP JP52039107A patent/JPS589407B2/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS589407B2 (en) | 1983-02-21 |
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