JPS63145687U - - Google Patents
Info
- Publication number
- JPS63145687U JPS63145687U JP3941787U JP3941787U JPS63145687U JP S63145687 U JPS63145687 U JP S63145687U JP 3941787 U JP3941787 U JP 3941787U JP 3941787 U JP3941787 U JP 3941787U JP S63145687 U JPS63145687 U JP S63145687U
- Authority
- JP
- Japan
- Prior art keywords
- scanner
- blackboard
- rail
- writing
- writing surface
- 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
Landscapes
- Drawing Aids And Blackboards (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3941787U JPS63145687U (hr) | 1987-03-17 | 1987-03-17 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3941787U JPS63145687U (hr) | 1987-03-17 | 1987-03-17 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS63145687U true JPS63145687U (hr) | 1988-09-26 |
Family
ID=30852562
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3941787U Pending JPS63145687U (hr) | 1987-03-17 | 1987-03-17 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS63145687U (hr) |
-
1987
- 1987-03-17 JP JP3941787U patent/JPS63145687U/ja active Pending
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