JPH01125440U - - Google Patents
Info
- Publication number
- JPH01125440U JPH01125440U JP2021988U JP2021988U JPH01125440U JP H01125440 U JPH01125440 U JP H01125440U JP 2021988 U JP2021988 U JP 2021988U JP 2021988 U JP2021988 U JP 2021988U JP H01125440 U JPH01125440 U JP H01125440U
- Authority
- JP
- Japan
- Prior art keywords
- photomask
- substrate
- circuit
- information indicating
- utility
- 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
- 239000000758 substrate Substances 0.000 claims 2
Landscapes
- Manufacturing Of Printed Circuit Boards (AREA)
Description
第1図は本考案の一実施例を示す平面図、第2
図は従来例を示す平面図である。
主要部分の符号の説明、1……基板、2……回
路パターン、5……回路パターン数認識記号。
Fig. 1 is a plan view showing one embodiment of the present invention;
The figure is a plan view showing a conventional example. Explanation of symbols of main parts, 1...board, 2...circuit pattern, 5...circuit pattern number recognition symbol.
Claims (1)
フオトマスクであつて、前記回路パターンの形成
数を示す情報を前記基板上に設けたことを特徴と
する配線回路用フオトマスク。 1. A photomask for a wired circuit, the photomask having a circuit pattern formed on a substrate, characterized in that information indicating the number of formed circuit patterns is provided on the substrate.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2021988U JPH01125440U (en) | 1988-02-18 | 1988-02-18 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2021988U JPH01125440U (en) | 1988-02-18 | 1988-02-18 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH01125440U true JPH01125440U (en) | 1989-08-28 |
Family
ID=31236394
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2021988U Pending JPH01125440U (en) | 1988-02-18 | 1988-02-18 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH01125440U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2000073855A1 (en) * | 1999-05-27 | 2000-12-07 | Kem-Tec Japan Co., Ltd. | Production device for printed board, production method for printed board and printed board |
-
1988
- 1988-02-18 JP JP2021988U patent/JPH01125440U/ja active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2000073855A1 (en) * | 1999-05-27 | 2000-12-07 | Kem-Tec Japan Co., Ltd. | Production device for printed board, production method for printed board and printed board |
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