JPH0318165U - - Google Patents
Info
- Publication number
- JPH0318165U JPH0318165U JP7755689U JP7755689U JPH0318165U JP H0318165 U JPH0318165 U JP H0318165U JP 7755689 U JP7755689 U JP 7755689U JP 7755689 U JP7755689 U JP 7755689U JP H0318165 U JPH0318165 U JP H0318165U
- Authority
- JP
- Japan
- Prior art keywords
- etching apparatus
- copper
- etching
- air knife
- insulating substrate
- 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
- Manufacturing Of Printed Circuit Boards (AREA)
- ing And Chemical Polishing (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7755689U JPH0318165U (en]) | 1989-06-30 | 1989-06-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7755689U JPH0318165U (en]) | 1989-06-30 | 1989-06-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0318165U true JPH0318165U (en]) | 1991-02-22 |
Family
ID=31620054
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7755689U Pending JPH0318165U (en]) | 1989-06-30 | 1989-06-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0318165U (en]) |
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1989
- 1989-06-30 JP JP7755689U patent/JPH0318165U/ja active Pending