JPS56153089A - Labor-saving large calibre drilling - Google Patents
Labor-saving large calibre drillingInfo
- Publication number
- JPS56153089A JPS56153089A JP5643580A JP5643580A JPS56153089A JP S56153089 A JPS56153089 A JP S56153089A JP 5643580 A JP5643580 A JP 5643580A JP 5643580 A JP5643580 A JP 5643580A JP S56153089 A JPS56153089 A JP S56153089A
- Authority
- JP
- Japan
- Prior art keywords
- labor
- saving large
- large calibre
- drilling
- calibre drilling
- Prior art date
- 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 |
---|---|---|---|
JP5643580A JPS56153089A (en) | 1980-04-28 | 1980-04-28 | Labor-saving large calibre drilling |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5643580A JPS56153089A (en) | 1980-04-28 | 1980-04-28 | Labor-saving large calibre drilling |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS56153089A true JPS56153089A (en) | 1981-11-26 |
Family
ID=13026999
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP5643580A Pending JPS56153089A (en) | 1980-04-28 | 1980-04-28 | Labor-saving large calibre drilling |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS56153089A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8919173B2 (en) | 2005-03-28 | 2014-12-30 | Sumitomo Riko Company Limited | Composite hose with a corrugated metal tube and method for making the same |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS517735A (en) * | 1974-07-09 | 1976-01-22 | Tsugio Matsumura | Suidokojitoniokeru kutsusakudoshahanshutsusochi |
JPS52104401A (en) * | 1976-03-01 | 1977-09-01 | Tone Koji Kk | Air reversing type boring system |
-
1980
- 1980-04-28 JP JP5643580A patent/JPS56153089A/en active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS517735A (en) * | 1974-07-09 | 1976-01-22 | Tsugio Matsumura | Suidokojitoniokeru kutsusakudoshahanshutsusochi |
JPS52104401A (en) * | 1976-03-01 | 1977-09-01 | Tone Koji Kk | Air reversing type boring system |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8919173B2 (en) | 2005-03-28 | 2014-12-30 | Sumitomo Riko Company Limited | Composite hose with a corrugated metal tube and method for making the same |
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