JPS4899719A - - Google Patents
Info
- Publication number
- JPS4899719A JPS4899719A JP47032958A JP3295872A JPS4899719A JP S4899719 A JPS4899719 A JP S4899719A JP 47032958 A JP47032958 A JP 47032958A JP 3295872 A JP3295872 A JP 3295872A JP S4899719 A JPS4899719 A JP S4899719A
- 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.)
- Granted
Links
Landscapes
- Earth Drilling (AREA)
- Non-Disconnectible Joints And Screw-Threaded Joints (AREA)
- Gasket Seals (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP47032958A JPS5211769B2 (en:Method) | 1972-03-31 | 1972-03-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP47032958A JPS5211769B2 (en:Method) | 1972-03-31 | 1972-03-31 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4899719A true JPS4899719A (en:Method) | 1973-12-17 |
| JPS5211769B2 JPS5211769B2 (en:Method) | 1977-04-02 |
Family
ID=12373419
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP47032958A Expired JPS5211769B2 (en:Method) | 1972-03-31 | 1972-03-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5211769B2 (en:Method) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5497694U (en:Method) * | 1977-12-23 | 1979-07-10 |
-
1972
- 1972-03-31 JP JP47032958A patent/JPS5211769B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5211769B2 (en:Method) | 1977-04-02 |