JPS4990237A - - Google Patents
Info
- Publication number
- JPS4990237A JPS4990237A JP12531972A JP12531972A JPS4990237A JP S4990237 A JPS4990237 A JP S4990237A JP 12531972 A JP12531972 A JP 12531972A JP 12531972 A JP12531972 A JP 12531972A JP S4990237 A JPS4990237 A JP S4990237A
- 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
- Chemical Treatment Of Metals (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12531972A JPS4990237A (ja) | 1972-12-15 | 1972-12-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12531972A JPS4990237A (ja) | 1972-12-15 | 1972-12-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4990237A true JPS4990237A (ja) | 1974-08-28 |
Family
ID=14907152
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12531972A Pending JPS4990237A (ja) | 1972-12-15 | 1972-12-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS4990237A (ja) |
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1972
- 1972-12-15 JP JP12531972A patent/JPS4990237A/ja active Pending