JPS61145686U - - Google Patents
Info
- Publication number
- JPS61145686U JPS61145686U JP2995285U JP2995285U JPS61145686U JP S61145686 U JPS61145686 U JP S61145686U JP 2995285 U JP2995285 U JP 2995285U JP 2995285 U JP2995285 U JP 2995285U JP S61145686 U JPS61145686 U JP S61145686U
- Authority
- JP
- Japan
- Prior art keywords
- edges
- triangular rulers
- rulers
- triangular
- cut
- 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 |
|---|---|---|---|
| JP2995285U JPS61145686U (en]) | 1985-03-01 | 1985-03-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2995285U JPS61145686U (en]) | 1985-03-01 | 1985-03-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61145686U true JPS61145686U (en]) | 1986-09-08 |
Family
ID=30529214
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2995285U Pending JPS61145686U (en]) | 1985-03-01 | 1985-03-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61145686U (en]) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6870946B1 (en) | 1998-08-06 | 2005-03-22 | Secugen Corporation | Compact optical fingerprint capturing and recognition system |
| US6917695B2 (en) | 1998-11-12 | 2005-07-12 | Secugen Corporation | High contrast, low distortion optical acquisition system for image capturing |
-
1985
- 1985-03-01 JP JP2995285U patent/JPS61145686U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6870946B1 (en) | 1998-08-06 | 2005-03-22 | Secugen Corporation | Compact optical fingerprint capturing and recognition system |
| US6917695B2 (en) | 1998-11-12 | 2005-07-12 | Secugen Corporation | High contrast, low distortion optical acquisition system for image capturing |