JPH0426923Y2 - - Google Patents
Info
- Publication number
- JPH0426923Y2 JPH0426923Y2 JP1989055787U JP5578789U JPH0426923Y2 JP H0426923 Y2 JPH0426923 Y2 JP H0426923Y2 JP 1989055787 U JP1989055787 U JP 1989055787U JP 5578789 U JP5578789 U JP 5578789U JP H0426923 Y2 JPH0426923 Y2 JP H0426923Y2
- Authority
- JP
- Japan
- Prior art keywords
- data
- card
- eeprom
- memory area
- processing function
- 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.)
- Expired
Links
- 230000006870 function Effects 0.000 claims description 7
- 238000012217 deletion Methods 0.000 description 4
- 230000037430 deletion Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000013500 data storage Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 238000011109 contamination Methods 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
Landscapes
- Credit Cards Or The Like (AREA)
- Storage Device Security (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1989055787U JPH0426923Y2 (fr) | 1989-05-17 | 1989-05-17 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1989055787U JPH0426923Y2 (fr) | 1989-05-17 | 1989-05-17 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH022772U JPH022772U (fr) | 1990-01-10 |
JPH0426923Y2 true JPH0426923Y2 (fr) | 1992-06-29 |
Family
ID=31281689
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1989055787U Expired JPH0426923Y2 (fr) | 1989-05-17 | 1989-05-17 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0426923Y2 (fr) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5538624A (en) * | 1978-09-05 | 1980-03-18 | Sanyo Electric Co Ltd | Nonvolatile semiconductor memory device |
JPS5638650A (en) * | 1979-04-25 | 1981-04-13 | Cii | Data delete device |
-
1989
- 1989-05-17 JP JP1989055787U patent/JPH0426923Y2/ja not_active Expired
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5538624A (en) * | 1978-09-05 | 1980-03-18 | Sanyo Electric Co Ltd | Nonvolatile semiconductor memory device |
JPS5638650A (en) * | 1979-04-25 | 1981-04-13 | Cii | Data delete device |
Also Published As
Publication number | Publication date |
---|---|
JPH022772U (fr) | 1990-01-10 |
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