JPS497793B1 - - Google Patents
Info
- Publication number
- JPS497793B1 JPS497793B1 JP11988870A JP11988870A JPS497793B1 JP S497793 B1 JPS497793 B1 JP S497793B1 JP 11988870 A JP11988870 A JP 11988870A JP 11988870 A JP11988870 A JP 11988870A JP S497793 B1 JPS497793 B1 JP S497793B1
- 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
- Metal Extraction Processes (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11988870A JPS497793B1 (zh) | 1970-12-28 | 1970-12-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11988870A JPS497793B1 (zh) | 1970-12-28 | 1970-12-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS497793B1 true JPS497793B1 (zh) | 1974-02-22 |
Family
ID=14772704
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11988870A Pending JPS497793B1 (zh) | 1970-12-28 | 1970-12-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS497793B1 (zh) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113458166A (zh) * | 2021-06-30 | 2021-10-01 | 北京科技大学 | 一种带螺旋肋包壳管的冷拔成形装置及成形方法 |
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1970
- 1970-12-28 JP JP11988870A patent/JPS497793B1/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113458166A (zh) * | 2021-06-30 | 2021-10-01 | 北京科技大学 | 一种带螺旋肋包壳管的冷拔成形装置及成形方法 |