JPH0447881U - - Google Patents
Info
- Publication number
- JPH0447881U JPH0447881U JP1990091756U JP9175690U JPH0447881U JP H0447881 U JPH0447881 U JP H0447881U JP 1990091756 U JP1990091756 U JP 1990091756U JP 9175690 U JP9175690 U JP 9175690U JP H0447881 U JPH0447881 U JP H0447881U
- Authority
- JP
- Japan
- Prior art keywords
- laser
- laser beam
- marking
- punching hole
- mask
- 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
- 238000001514 detection method Methods 0.000 claims description 2
- 238000004080 punching Methods 0.000 claims 2
- 238000010330 laser marking Methods 0.000 description 2
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990091756U JPH0447881U (it) | 1990-08-31 | 1990-08-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990091756U JPH0447881U (it) | 1990-08-31 | 1990-08-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0447881U true JPH0447881U (it) | 1992-04-23 |
Family
ID=31827667
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990091756U Pending JPH0447881U (it) | 1990-08-31 | 1990-08-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0447881U (it) |
-
1990
- 1990-08-31 JP JP1990091756U patent/JPH0447881U/ja active Pending