JPH01102940U - - Google Patents
Info
- Publication number
- JPH01102940U JPH01102940U JP1987197561U JP19756187U JPH01102940U JP H01102940 U JPH01102940 U JP H01102940U JP 1987197561 U JP1987197561 U JP 1987197561U JP 19756187 U JP19756187 U JP 19756187U JP H01102940 U JPH01102940 U JP H01102940U
- Authority
- JP
- Japan
- Prior art keywords
- signal
- lock
- volatile memory
- terminal device
- opened
- 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
- 230000002159 abnormal effect Effects 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 3
- 239000000758 substrate Substances 0.000 description 2
- 238000001514 detection method Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
Landscapes
- Storage Device Security (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987197561U JPH01102940U (en, 2012) | 1987-12-28 | 1987-12-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987197561U JPH01102940U (en, 2012) | 1987-12-28 | 1987-12-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01102940U true JPH01102940U (en, 2012) | 1989-07-12 |
Family
ID=31488107
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987197561U Pending JPH01102940U (en, 2012) | 1987-12-28 | 1987-12-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01102940U (en, 2012) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58207122A (ja) * | 1982-05-27 | 1983-12-02 | Fujitsu Ltd | 可搬型端末機の不正使用防止装置 |
| JPS62239251A (ja) * | 1986-04-10 | 1987-10-20 | Tokyo Electric Co Ltd | デ−タ処理装置 |
-
1987
- 1987-12-28 JP JP1987197561U patent/JPH01102940U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58207122A (ja) * | 1982-05-27 | 1983-12-02 | Fujitsu Ltd | 可搬型端末機の不正使用防止装置 |
| JPS62239251A (ja) * | 1986-04-10 | 1987-10-20 | Tokyo Electric Co Ltd | デ−タ処理装置 |
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