JPS63130293U - - Google Patents
Info
- Publication number
- JPS63130293U JPS63130293U JP2228787U JP2228787U JPS63130293U JP S63130293 U JPS63130293 U JP S63130293U JP 2228787 U JP2228787 U JP 2228787U JP 2228787 U JP2228787 U JP 2228787U JP S63130293 U JPS63130293 U JP S63130293U
- Authority
- JP
- Japan
- Prior art keywords
- base
- penetrates
- back surface
- ruler
- thin groove
- 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
- 230000037431 insertion Effects 0.000 claims 1
- 238000003780 insertion Methods 0.000 claims 1
Landscapes
- Drawing Aids And Blackboards (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2228787U JPS63130293U (OSRAM) | 1987-02-18 | 1987-02-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2228787U JPS63130293U (OSRAM) | 1987-02-18 | 1987-02-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63130293U true JPS63130293U (OSRAM) | 1988-08-25 |
Family
ID=30819529
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2228787U Pending JPS63130293U (OSRAM) | 1987-02-18 | 1987-02-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63130293U (OSRAM) |
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1987
- 1987-02-18 JP JP2228787U patent/JPS63130293U/ja active Pending