JPS4940872A - - Google Patents
Info
- Publication number
- JPS4940872A JPS4940872A JP8457572A JP8457572A JPS4940872A JP S4940872 A JPS4940872 A JP S4940872A JP 8457572 A JP8457572 A JP 8457572A JP 8457572 A JP8457572 A JP 8457572A JP S4940872 A JPS4940872 A JP S4940872A
- Authority
- JP
- Japan
- 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
- Local Oxidation Of Silicon (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8457572A JPS4940872A (es) | 1972-08-25 | 1972-08-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8457572A JPS4940872A (es) | 1972-08-25 | 1972-08-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4940872A true JPS4940872A (es) | 1974-04-17 |
Family
ID=13834458
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8457572A Pending JPS4940872A (es) | 1972-08-25 | 1972-08-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS4940872A (es) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5417679A (en) * | 1977-07-08 | 1979-02-09 | Nec Corp | Semiconductor device and its manufacture |
| JPS5633833A (en) * | 1979-08-29 | 1981-04-04 | Fujitsu Ltd | Formation of positioning mark |
| JPS5651870A (en) * | 1979-10-05 | 1981-05-09 | Oki Electric Ind Co Ltd | Manufacture of complementary type mos semiconductor device |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2027311A1 (es) * | 1968-12-30 | 1970-09-25 | Texas Instruments Inc |
-
1972
- 1972-08-25 JP JP8457572A patent/JPS4940872A/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2027311A1 (es) * | 1968-12-30 | 1970-09-25 | Texas Instruments Inc |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5417679A (en) * | 1977-07-08 | 1979-02-09 | Nec Corp | Semiconductor device and its manufacture |
| JPS6123670B2 (es) * | 1977-07-08 | 1986-06-06 | Nippon Electric Co | |
| JPS5633833A (en) * | 1979-08-29 | 1981-04-04 | Fujitsu Ltd | Formation of positioning mark |
| JPS6150376B2 (es) * | 1979-08-29 | 1986-11-04 | Fujitsu Ltd | |
| JPS5651870A (en) * | 1979-10-05 | 1981-05-09 | Oki Electric Ind Co Ltd | Manufacture of complementary type mos semiconductor device |