JPH0321992Y2 - - Google Patents
Info
- Publication number
- JPH0321992Y2 JPH0321992Y2 JP10193486U JP10193486U JPH0321992Y2 JP H0321992 Y2 JPH0321992 Y2 JP H0321992Y2 JP 10193486 U JP10193486 U JP 10193486U JP 10193486 U JP10193486 U JP 10193486U JP H0321992 Y2 JPH0321992 Y2 JP H0321992Y2
- Authority
- JP
- Japan
- Prior art keywords
- chute
- horizontal
- vertical
- ruler
- line
- 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
- 239000012780 transparent material Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000001915 proofreading effect Effects 0.000 description 1
Landscapes
- Drawing Aids And Blackboards (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10193486U JPH0321992Y2 (h) | 1986-07-02 | 1986-07-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10193486U JPH0321992Y2 (h) | 1986-07-02 | 1986-07-02 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS636898U JPS636898U (h) | 1988-01-18 |
| JPH0321992Y2 true JPH0321992Y2 (h) | 1991-05-14 |
Family
ID=30973117
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10193486U Expired JPH0321992Y2 (h) | 1986-07-02 | 1986-07-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0321992Y2 (h) |
-
1986
- 1986-07-02 JP JP10193486U patent/JPH0321992Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS636898U (h) | 1988-01-18 |
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