JPH0292527U - - Google Patents
Info
- Publication number
- JPH0292527U JPH0292527U JP128089U JP128089U JPH0292527U JP H0292527 U JPH0292527 U JP H0292527U JP 128089 U JP128089 U JP 128089U JP 128089 U JP128089 U JP 128089U JP H0292527 U JPH0292527 U JP H0292527U
- Authority
- JP
- Japan
- Prior art keywords
- keyboard
- circuit
- optical isolator
- connection determination
- explanatory diagram
- 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
- 230000003287 optical effect Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 5
Landscapes
- Input From Keyboards Or The Like (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP128089U JPH0292527U (sv) | 1989-01-10 | 1989-01-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP128089U JPH0292527U (sv) | 1989-01-10 | 1989-01-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0292527U true JPH0292527U (sv) | 1990-07-23 |
Family
ID=31201038
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP128089U Pending JPH0292527U (sv) | 1989-01-10 | 1989-01-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0292527U (sv) |
-
1989
- 1989-01-10 JP JP128089U patent/JPH0292527U/ja active Pending