JPS51118323A - Keyboard input device - Google Patents
Keyboard input deviceInfo
- Publication number
- JPS51118323A JPS51118323A JP50043207A JP4320775A JPS51118323A JP S51118323 A JPS51118323 A JP S51118323A JP 50043207 A JP50043207 A JP 50043207A JP 4320775 A JP4320775 A JP 4320775A JP S51118323 A JPS51118323 A JP S51118323A
- Authority
- JP
- Japan
- Prior art keywords
- input device
- keyboard input
- duties
- gives
- indicating lamp
- 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.)
- Pending
Links
Abstract
PURPOSE: To get keyboard input device which avoids signal input of wrong operation and gives a computer less duties by setting indicating lamp for operation permission and detecting device for error key operation.
COPYRIGHT: (C)1976,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50043207A JPS51118323A (en) | 1975-04-11 | 1975-04-11 | Keyboard input device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50043207A JPS51118323A (en) | 1975-04-11 | 1975-04-11 | Keyboard input device |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS51118323A true JPS51118323A (en) | 1976-10-18 |
Family
ID=12657463
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP50043207A Pending JPS51118323A (en) | 1975-04-11 | 1975-04-11 | Keyboard input device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS51118323A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5437029U (en) * | 1977-08-18 | 1979-03-10 | ||
JPS5587227A (en) * | 1978-12-25 | 1980-07-01 | Hitachi Ltd | Data input device |
JPS61180184A (en) * | 1986-01-24 | 1986-08-12 | Sharp Corp | Display device of electronic timer |
-
1975
- 1975-04-11 JP JP50043207A patent/JPS51118323A/en active Pending
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5437029U (en) * | 1977-08-18 | 1979-03-10 | ||
JPS5587227A (en) * | 1978-12-25 | 1980-07-01 | Hitachi Ltd | Data input device |
JPS61180184A (en) * | 1986-01-24 | 1986-08-12 | Sharp Corp | Display device of electronic timer |
JPS6218880B2 (en) * | 1986-01-24 | 1987-04-24 | Sharp Kk |
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