JPH01175328U - - Google Patents
Info
- Publication number
- JPH01175328U JPH01175328U JP1988071331U JP7133188U JPH01175328U JP H01175328 U JPH01175328 U JP H01175328U JP 1988071331 U JP1988071331 U JP 1988071331U JP 7133188 U JP7133188 U JP 7133188U JP H01175328 U JPH01175328 U JP H01175328U
- Authority
- JP
- Japan
- Prior art keywords
- pen
- switch
- input
- control circuit
- comes
- 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
- 238000001514 detection method Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Position Input By Displaying (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1988071331U JPH01175328U (cs) | 1988-05-30 | 1988-05-30 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1988071331U JPH01175328U (cs) | 1988-05-30 | 1988-05-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH01175328U true JPH01175328U (cs) | 1989-12-13 |
Family
ID=31296540
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1988071331U Pending JPH01175328U (cs) | 1988-05-30 | 1988-05-30 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH01175328U (cs) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60198627A (ja) * | 1984-03-22 | 1985-10-08 | Fujitsu Ltd | ペンダウン検出回路 |
JPS60205626A (ja) * | 1984-03-29 | 1985-10-17 | Matsushita Electric Ind Co Ltd | 入力装置用ペン |
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1988
- 1988-05-30 JP JP1988071331U patent/JPH01175328U/ja active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60198627A (ja) * | 1984-03-22 | 1985-10-08 | Fujitsu Ltd | ペンダウン検出回路 |
JPS60205626A (ja) * | 1984-03-29 | 1985-10-17 | Matsushita Electric Ind Co Ltd | 入力装置用ペン |