JPS63124196U - - Google Patents
Info
- Publication number
- JPS63124196U JPS63124196U JP1508187U JP1508187U JPS63124196U JP S63124196 U JPS63124196 U JP S63124196U JP 1508187 U JP1508187 U JP 1508187U JP 1508187 U JP1508187 U JP 1508187U JP S63124196 U JPS63124196 U JP S63124196U
- Authority
- JP
- Japan
- Prior art keywords
- section
- magnet
- boundary
- erasing
- adsorption
- 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
- 238000001179 sorption measurement Methods 0.000 claims description 3
Landscapes
- Drawing Aids And Blackboards (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1508187U JPS63124196U (no) | 1987-02-03 | 1987-02-03 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1508187U JPS63124196U (no) | 1987-02-03 | 1987-02-03 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS63124196U true JPS63124196U (no) | 1988-08-12 |
Family
ID=30805682
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1508187U Pending JPS63124196U (no) | 1987-02-03 | 1987-02-03 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS63124196U (no) |
-
1987
- 1987-02-03 JP JP1508187U patent/JPS63124196U/ja active Pending