JPS50131841A - - Google Patents
Info
- Publication number
- JPS50131841A JPS50131841A JP3969574A JP3969574A JPS50131841A JP S50131841 A JPS50131841 A JP S50131841A JP 3969574 A JP3969574 A JP 3969574A JP 3969574 A JP3969574 A JP 3969574A JP S50131841 A JPS50131841 A JP S50131841A
- 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
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3969574A JPS50131841A (es) | 1974-04-08 | 1974-04-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3969574A JPS50131841A (es) | 1974-04-08 | 1974-04-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS50131841A true JPS50131841A (es) | 1975-10-18 |
Family
ID=12560158
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3969574A Pending JPS50131841A (es) | 1974-04-08 | 1974-04-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS50131841A (es) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103394526A (zh) * | 2013-08-01 | 2013-11-20 | 安吉县鹏大钢管有限公司 | 一种高效节能环保的圆钢穿孔装置 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3049947A (en) * | 1959-05-05 | 1962-08-21 | Milnes James Arthur | Water-cooled mandrel |
-
1974
- 1974-04-08 JP JP3969574A patent/JPS50131841A/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3049947A (en) * | 1959-05-05 | 1962-08-21 | Milnes James Arthur | Water-cooled mandrel |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103394526A (zh) * | 2013-08-01 | 2013-11-20 | 安吉县鹏大钢管有限公司 | 一种高效节能环保的圆钢穿孔装置 |