JPS5521641B2 - - Google Patents
Info
- Publication number
- JPS5521641B2 JPS5521641B2 JP9409275A JP9409275A JPS5521641B2 JP S5521641 B2 JPS5521641 B2 JP S5521641B2 JP 9409275 A JP9409275 A JP 9409275A JP 9409275 A JP9409275 A JP 9409275A JP S5521641 B2 JPS5521641 B2 JP S5521641B2
- 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.)
- Expired
Links
Landscapes
- Drilling And Boring (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9409275A JPS5218284A (en) | 1975-07-31 | 1975-07-31 | Multi-shaft piercing machine for h shape section steel bar |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9409275A JPS5218284A (en) | 1975-07-31 | 1975-07-31 | Multi-shaft piercing machine for h shape section steel bar |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5218284A JPS5218284A (en) | 1977-02-10 |
JPS5521641B2 true JPS5521641B2 (ja) | 1980-06-11 |
Family
ID=14100801
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9409275A Granted JPS5218284A (en) | 1975-07-31 | 1975-07-31 | Multi-shaft piercing machine for h shape section steel bar |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5218284A (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0450650Y2 (ja) * | 1984-04-27 | 1992-11-30 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108340182A (zh) * | 2018-05-07 | 2018-07-31 | 单义丹 | 一种模具机械加工用螺栓孔加工装置 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5093380A (ja) * | 1973-12-19 | 1975-07-25 |
-
1975
- 1975-07-31 JP JP9409275A patent/JPS5218284A/ja active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5093380A (ja) * | 1973-12-19 | 1975-07-25 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0450650Y2 (ja) * | 1984-04-27 | 1992-11-30 |
Also Published As
Publication number | Publication date |
---|---|
JPS5218284A (en) | 1977-02-10 |